{
 "name": "HeyGema gem size data",
 "source": "https://www.heygema.com/en/gem-size",
 "license": "CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Credit HeyGema with a link to https://www.heygema.com/en/gem-size",
 "updated": "2026-11-05",
 "units": {
  "length": "mm",
  "weight": "carat (200 mg)",
  "area": "mm2"
 },
 "method": "Face-up size of a well-cut stone: a 1 carat reference size for each shape, scaled by the cube root of weight and by density for gems other than diamond. See https://www.heygema.com/en/gem-size/methodology",
 "notes": [
  "Sizes are estimates for a well-cut stone. Fancy shapes vary with the length-to-width ratio and the cut.",
  "Below about 1.5 mm melee is often cut thicker, and trade charts usually list somewhat heavier pieces than melee_diamond_sizes."
 ],
 "diamond_size_by_shape_and_carat": [
  {
   "shape": "round",
   "carat": 0.1,
   "length_mm": 2.99,
   "width_mm": 2.99,
   "length_in": 0.118,
   "width_in": 0.118,
   "ratio": 1,
   "faceup_area_mm2": 7
  },
  {
   "shape": "round",
   "carat": 0.15,
   "length_mm": 3.43,
   "width_mm": 3.43,
   "length_in": 0.135,
   "width_in": 0.135,
   "ratio": 1,
   "faceup_area_mm2": 9.2
  },
  {
   "shape": "round",
   "carat": 0.2,
   "length_mm": 3.77,
   "width_mm": 3.77,
   "length_in": 0.149,
   "width_in": 0.149,
   "ratio": 1,
   "faceup_area_mm2": 11.2
  },
  {
   "shape": "round",
   "carat": 0.25,
   "length_mm": 4.06,
   "width_mm": 4.06,
   "length_in": 0.16,
   "width_in": 0.16,
   "ratio": 1,
   "faceup_area_mm2": 13
  },
  {
   "shape": "round",
   "carat": 0.3,
   "length_mm": 4.32,
   "width_mm": 4.32,
   "length_in": 0.17,
   "width_in": 0.17,
   "ratio": 1,
   "faceup_area_mm2": 14.6
  },
  {
   "shape": "round",
   "carat": 0.33,
   "length_mm": 4.46,
   "width_mm": 4.46,
   "length_in": 0.175,
   "width_in": 0.175,
   "ratio": 1,
   "faceup_area_mm2": 15.6
  },
  {
   "shape": "round",
   "carat": 0.4,
   "length_mm": 4.75,
   "width_mm": 4.75,
   "length_in": 0.187,
   "width_in": 0.187,
   "ratio": 1,
   "faceup_area_mm2": 17.7
  },
  {
   "shape": "round",
   "carat": 0.5,
   "length_mm": 5.12,
   "width_mm": 5.12,
   "length_in": 0.202,
   "width_in": 0.202,
   "ratio": 1,
   "faceup_area_mm2": 20.6
  },
  {
   "shape": "round",
   "carat": 0.6,
   "length_mm": 5.44,
   "width_mm": 5.44,
   "length_in": 0.214,
   "width_in": 0.214,
   "ratio": 1,
   "faceup_area_mm2": 23.2
  },
  {
   "shape": "round",
   "carat": 0.7,
   "length_mm": 5.73,
   "width_mm": 5.73,
   "length_in": 0.225,
   "width_in": 0.225,
   "ratio": 1,
   "faceup_area_mm2": 25.7
  },
  {
   "shape": "round",
   "carat": 0.75,
   "length_mm": 5.86,
   "width_mm": 5.86,
   "length_in": 0.231,
   "width_in": 0.231,
   "ratio": 1,
   "faceup_area_mm2": 27
  },
  {
   "shape": "round",
   "carat": 0.8,
   "length_mm": 5.99,
   "width_mm": 5.99,
   "length_in": 0.236,
   "width_in": 0.236,
   "ratio": 1,
   "faceup_area_mm2": 28.1
  },
  {
   "shape": "round",
   "carat": 0.9,
   "length_mm": 6.23,
   "width_mm": 6.23,
   "length_in": 0.245,
   "width_in": 0.245,
   "ratio": 1,
   "faceup_area_mm2": 30.4
  },
  {
   "shape": "round",
   "carat": 1,
   "length_mm": 6.45,
   "width_mm": 6.45,
   "length_in": 0.254,
   "width_in": 0.254,
   "ratio": 1,
   "faceup_area_mm2": 32.7
  },
  {
   "shape": "round",
   "carat": 1.1,
   "length_mm": 6.66,
   "width_mm": 6.66,
   "length_in": 0.262,
   "width_in": 0.262,
   "ratio": 1,
   "faceup_area_mm2": 34.8
  },
  {
   "shape": "round",
   "carat": 1.2,
   "length_mm": 6.85,
   "width_mm": 6.85,
   "length_in": 0.27,
   "width_in": 0.27,
   "ratio": 1,
   "faceup_area_mm2": 36.9
  },
  {
   "shape": "round",
   "carat": 1.25,
   "length_mm": 6.95,
   "width_mm": 6.95,
   "length_in": 0.274,
   "width_in": 0.274,
   "ratio": 1,
   "faceup_area_mm2": 37.9
  },
  {
   "shape": "round",
   "carat": 1.3,
   "length_mm": 7.04,
   "width_mm": 7.04,
   "length_in": 0.277,
   "width_in": 0.277,
   "ratio": 1,
   "faceup_area_mm2": 38.9
  },
  {
   "shape": "round",
   "carat": 1.4,
   "length_mm": 7.22,
   "width_mm": 7.22,
   "length_in": 0.284,
   "width_in": 0.284,
   "ratio": 1,
   "faceup_area_mm2": 40.9
  },
  {
   "shape": "round",
   "carat": 1.5,
   "length_mm": 7.38,
   "width_mm": 7.38,
   "length_in": 0.291,
   "width_in": 0.291,
   "ratio": 1,
   "faceup_area_mm2": 42.8
  },
  {
   "shape": "round",
   "carat": 1.6,
   "length_mm": 7.54,
   "width_mm": 7.54,
   "length_in": 0.297,
   "width_in": 0.297,
   "ratio": 1,
   "faceup_area_mm2": 44.7
  },
  {
   "shape": "round",
   "carat": 1.7,
   "length_mm": 7.7,
   "width_mm": 7.7,
   "length_in": 0.303,
   "width_in": 0.303,
   "ratio": 1,
   "faceup_area_mm2": 46.5
  },
  {
   "shape": "round",
   "carat": 1.75,
   "length_mm": 7.77,
   "width_mm": 7.77,
   "length_in": 0.306,
   "width_in": 0.306,
   "ratio": 1,
   "faceup_area_mm2": 47.4
  },
  {
   "shape": "round",
   "carat": 1.8,
   "length_mm": 7.85,
   "width_mm": 7.85,
   "length_in": 0.309,
   "width_in": 0.309,
   "ratio": 1,
   "faceup_area_mm2": 48.3
  },
  {
   "shape": "round",
   "carat": 1.9,
   "length_mm": 7.99,
   "width_mm": 7.99,
   "length_in": 0.315,
   "width_in": 0.315,
   "ratio": 1,
   "faceup_area_mm2": 50.1
  },
  {
   "shape": "round",
   "carat": 2,
   "length_mm": 8.13,
   "width_mm": 8.13,
   "length_in": 0.32,
   "width_in": 0.32,
   "ratio": 1,
   "faceup_area_mm2": 51.8
  },
  {
   "shape": "round",
   "carat": 2.1,
   "length_mm": 8.26,
   "width_mm": 8.26,
   "length_in": 0.325,
   "width_in": 0.325,
   "ratio": 1,
   "faceup_area_mm2": 53.6
  },
  {
   "shape": "round",
   "carat": 2.2,
   "length_mm": 8.39,
   "width_mm": 8.39,
   "length_in": 0.33,
   "width_in": 0.33,
   "ratio": 1,
   "faceup_area_mm2": 55.2
  },
  {
   "shape": "round",
   "carat": 2.25,
   "length_mm": 8.45,
   "width_mm": 8.45,
   "length_in": 0.333,
   "width_in": 0.333,
   "ratio": 1,
   "faceup_area_mm2": 56.1
  },
  {
   "shape": "round",
   "carat": 2.3,
   "length_mm": 8.51,
   "width_mm": 8.51,
   "length_in": 0.335,
   "width_in": 0.335,
   "ratio": 1,
   "faceup_area_mm2": 56.9
  },
  {
   "shape": "round",
   "carat": 2.4,
   "length_mm": 8.64,
   "width_mm": 8.64,
   "length_in": 0.34,
   "width_in": 0.34,
   "ratio": 1,
   "faceup_area_mm2": 58.5
  },
  {
   "shape": "round",
   "carat": 2.5,
   "length_mm": 8.75,
   "width_mm": 8.75,
   "length_in": 0.345,
   "width_in": 0.345,
   "ratio": 1,
   "faceup_area_mm2": 60.2
  },
  {
   "shape": "round",
   "carat": 2.6,
   "length_mm": 8.87,
   "width_mm": 8.87,
   "length_in": 0.349,
   "width_in": 0.349,
   "ratio": 1,
   "faceup_area_mm2": 61.8
  },
  {
   "shape": "round",
   "carat": 2.7,
   "length_mm": 8.98,
   "width_mm": 8.98,
   "length_in": 0.354,
   "width_in": 0.354,
   "ratio": 1,
   "faceup_area_mm2": 63.3
  },
  {
   "shape": "round",
   "carat": 2.75,
   "length_mm": 9.04,
   "width_mm": 9.04,
   "length_in": 0.356,
   "width_in": 0.356,
   "ratio": 1,
   "faceup_area_mm2": 64.1
  },
  {
   "shape": "round",
   "carat": 2.8,
   "length_mm": 9.09,
   "width_mm": 9.09,
   "length_in": 0.358,
   "width_in": 0.358,
   "ratio": 1,
   "faceup_area_mm2": 64.9
  },
  {
   "shape": "round",
   "carat": 2.9,
   "length_mm": 9.2,
   "width_mm": 9.2,
   "length_in": 0.362,
   "width_in": 0.362,
   "ratio": 1,
   "faceup_area_mm2": 66.4
  },
  {
   "shape": "round",
   "carat": 3,
   "length_mm": 9.3,
   "width_mm": 9.3,
   "length_in": 0.366,
   "width_in": 0.366,
   "ratio": 1,
   "faceup_area_mm2": 67.9
  },
  {
   "shape": "round",
   "carat": 3.25,
   "length_mm": 9.55,
   "width_mm": 9.55,
   "length_in": 0.376,
   "width_in": 0.376,
   "ratio": 1,
   "faceup_area_mm2": 71.7
  },
  {
   "shape": "round",
   "carat": 3.5,
   "length_mm": 9.79,
   "width_mm": 9.79,
   "length_in": 0.386,
   "width_in": 0.386,
   "ratio": 1,
   "faceup_area_mm2": 75.3
  },
  {
   "shape": "round",
   "carat": 3.75,
   "length_mm": 10.02,
   "width_mm": 10.02,
   "length_in": 0.395,
   "width_in": 0.395,
   "ratio": 1,
   "faceup_area_mm2": 78.8
  },
  {
   "shape": "round",
   "carat": 4,
   "length_mm": 10.24,
   "width_mm": 10.24,
   "length_in": 0.403,
   "width_in": 0.403,
   "ratio": 1,
   "faceup_area_mm2": 82.3
  },
  {
   "shape": "round",
   "carat": 4.5,
   "length_mm": 10.65,
   "width_mm": 10.65,
   "length_in": 0.419,
   "width_in": 0.419,
   "ratio": 1,
   "faceup_area_mm2": 89
  },
  {
   "shape": "round",
   "carat": 5,
   "length_mm": 11.03,
   "width_mm": 11.03,
   "length_in": 0.434,
   "width_in": 0.434,
   "ratio": 1,
   "faceup_area_mm2": 95.5
  },
  {
   "shape": "round",
   "carat": 6,
   "length_mm": 11.72,
   "width_mm": 11.72,
   "length_in": 0.461,
   "width_in": 0.461,
   "ratio": 1,
   "faceup_area_mm2": 107.8
  },
  {
   "shape": "round",
   "carat": 7,
   "length_mm": 12.34,
   "width_mm": 12.34,
   "length_in": 0.486,
   "width_in": 0.486,
   "ratio": 1,
   "faceup_area_mm2": 119.5
  },
  {
   "shape": "round",
   "carat": 8,
   "length_mm": 12.9,
   "width_mm": 12.9,
   "length_in": 0.508,
   "width_in": 0.508,
   "ratio": 1,
   "faceup_area_mm2": 130.6
  },
  {
   "shape": "round",
   "carat": 9,
   "length_mm": 13.42,
   "width_mm": 13.42,
   "length_in": 0.528,
   "width_in": 0.528,
   "ratio": 1,
   "faceup_area_mm2": 141.3
  },
  {
   "shape": "round",
   "carat": 10,
   "length_mm": 13.9,
   "width_mm": 13.9,
   "length_in": 0.547,
   "width_in": 0.547,
   "ratio": 1,
   "faceup_area_mm2": 151.6
  },
  {
   "shape": "round",
   "carat": 12,
   "length_mm": 14.77,
   "width_mm": 14.77,
   "length_in": 0.581,
   "width_in": 0.581,
   "ratio": 1,
   "faceup_area_mm2": 171.2
  },
  {
   "shape": "round",
   "carat": 15,
   "length_mm": 15.91,
   "width_mm": 15.91,
   "length_in": 0.626,
   "width_in": 0.626,
   "ratio": 1,
   "faceup_area_mm2": 198.6
  },
  {
   "shape": "round",
   "carat": 20,
   "length_mm": 17.51,
   "width_mm": 17.51,
   "length_in": 0.689,
   "width_in": 0.689,
   "ratio": 1,
   "faceup_area_mm2": 240.6
  },
  {
   "shape": "round",
   "carat": 25,
   "length_mm": 18.86,
   "width_mm": 18.86,
   "length_in": 0.743,
   "width_in": 0.743,
   "ratio": 1,
   "faceup_area_mm2": 279.2
  },
  {
   "shape": "round",
   "carat": 30,
   "length_mm": 20.04,
   "width_mm": 20.04,
   "length_in": 0.789,
   "width_in": 0.789,
   "ratio": 1,
   "faceup_area_mm2": 315.3
  },
  {
   "shape": "round",
   "carat": 40,
   "length_mm": 22.06,
   "width_mm": 22.06,
   "length_in": 0.868,
   "width_in": 0.868,
   "ratio": 1,
   "faceup_area_mm2": 382
  },
  {
   "shape": "round",
   "carat": 50,
   "length_mm": 23.76,
   "width_mm": 23.76,
   "length_in": 0.936,
   "width_in": 0.936,
   "ratio": 1,
   "faceup_area_mm2": 443.2
  },
  {
   "shape": "round",
   "carat": 75,
   "length_mm": 27.2,
   "width_mm": 27.2,
   "length_in": 1.071,
   "width_in": 1.071,
   "ratio": 1,
   "faceup_area_mm2": 580.8
  },
  {
   "shape": "round",
   "carat": 100,
   "length_mm": 29.94,
   "width_mm": 29.94,
   "length_in": 1.179,
   "width_in": 1.179,
   "ratio": 1,
   "faceup_area_mm2": 703.6
  },
  {
   "shape": "oval",
   "carat": 0.1,
   "length_mm": 3.71,
   "width_mm": 2.55,
   "length_in": 0.146,
   "width_in": 0.101,
   "ratio": 1.45,
   "faceup_area_mm2": 7.4
  },
  {
   "shape": "oval",
   "carat": 0.15,
   "length_mm": 4.25,
   "width_mm": 2.92,
   "length_in": 0.167,
   "width_in": 0.115,
   "ratio": 1.45,
   "faceup_area_mm2": 9.8
  },
  {
   "shape": "oval",
   "carat": 0.2,
   "length_mm": 4.68,
   "width_mm": 3.22,
   "length_in": 0.184,
   "width_in": 0.127,
   "ratio": 1.45,
   "faceup_area_mm2": 11.8
  },
  {
   "shape": "oval",
   "carat": 0.25,
   "length_mm": 5.04,
   "width_mm": 3.46,
   "length_in": 0.198,
   "width_in": 0.136,
   "ratio": 1.45,
   "faceup_area_mm2": 13.7
  },
  {
   "shape": "oval",
   "carat": 0.3,
   "length_mm": 5.36,
   "width_mm": 3.68,
   "length_in": 0.211,
   "width_in": 0.145,
   "ratio": 1.45,
   "faceup_area_mm2": 15.5
  },
  {
   "shape": "oval",
   "carat": 0.33,
   "length_mm": 5.53,
   "width_mm": 3.8,
   "length_in": 0.218,
   "width_in": 0.15,
   "ratio": 1.45,
   "faceup_area_mm2": 16.5
  },
  {
   "shape": "oval",
   "carat": 0.4,
   "length_mm": 5.89,
   "width_mm": 4.05,
   "length_in": 0.232,
   "width_in": 0.16,
   "ratio": 1.45,
   "faceup_area_mm2": 18.8
  },
  {
   "shape": "oval",
   "carat": 0.5,
   "length_mm": 6.35,
   "width_mm": 4.37,
   "length_in": 0.25,
   "width_in": 0.172,
   "ratio": 1.45,
   "faceup_area_mm2": 21.8
  },
  {
   "shape": "oval",
   "carat": 0.6,
   "length_mm": 6.75,
   "width_mm": 4.64,
   "length_in": 0.266,
   "width_in": 0.183,
   "ratio": 1.45,
   "faceup_area_mm2": 24.6
  },
  {
   "shape": "oval",
   "carat": 0.7,
   "length_mm": 7.1,
   "width_mm": 4.88,
   "length_in": 0.28,
   "width_in": 0.192,
   "ratio": 1.45,
   "faceup_area_mm2": 27.2
  },
  {
   "shape": "oval",
   "carat": 0.75,
   "length_mm": 7.27,
   "width_mm": 5,
   "length_in": 0.286,
   "width_in": 0.197,
   "ratio": 1.45,
   "faceup_area_mm2": 28.5
  },
  {
   "shape": "oval",
   "carat": 0.8,
   "length_mm": 7.43,
   "width_mm": 5.11,
   "length_in": 0.292,
   "width_in": 0.201,
   "ratio": 1.45,
   "faceup_area_mm2": 29.8
  },
  {
   "shape": "oval",
   "carat": 0.9,
   "length_mm": 7.72,
   "width_mm": 5.31,
   "length_in": 0.304,
   "width_in": 0.209,
   "ratio": 1.45,
   "faceup_area_mm2": 32.2
  },
  {
   "shape": "oval",
   "carat": 1,
   "length_mm": 8,
   "width_mm": 5.5,
   "length_in": 0.315,
   "width_in": 0.217,
   "ratio": 1.45,
   "faceup_area_mm2": 34.5
  },
  {
   "shape": "oval",
   "carat": 1.1,
   "length_mm": 8.26,
   "width_mm": 5.68,
   "length_in": 0.325,
   "width_in": 0.224,
   "ratio": 1.45,
   "faceup_area_mm2": 36.8
  },
  {
   "shape": "oval",
   "carat": 1.2,
   "length_mm": 8.5,
   "width_mm": 5.84,
   "length_in": 0.335,
   "width_in": 0.23,
   "ratio": 1.45,
   "faceup_area_mm2": 39
  },
  {
   "shape": "oval",
   "carat": 1.25,
   "length_mm": 8.62,
   "width_mm": 5.92,
   "length_in": 0.339,
   "width_in": 0.233,
   "ratio": 1.45,
   "faceup_area_mm2": 40.1
  },
  {
   "shape": "oval",
   "carat": 1.3,
   "length_mm": 8.73,
   "width_mm": 6,
   "length_in": 0.344,
   "width_in": 0.236,
   "ratio": 1.45,
   "faceup_area_mm2": 41.1
  },
  {
   "shape": "oval",
   "carat": 1.4,
   "length_mm": 8.95,
   "width_mm": 6.15,
   "length_in": 0.352,
   "width_in": 0.242,
   "ratio": 1.45,
   "faceup_area_mm2": 43.2
  },
  {
   "shape": "oval",
   "carat": 1.5,
   "length_mm": 9.16,
   "width_mm": 6.3,
   "length_in": 0.361,
   "width_in": 0.248,
   "ratio": 1.45,
   "faceup_area_mm2": 45.3
  },
  {
   "shape": "oval",
   "carat": 1.6,
   "length_mm": 9.36,
   "width_mm": 6.43,
   "length_in": 0.368,
   "width_in": 0.253,
   "ratio": 1.45,
   "faceup_area_mm2": 47.3
  },
  {
   "shape": "oval",
   "carat": 1.7,
   "length_mm": 9.55,
   "width_mm": 6.56,
   "length_in": 0.376,
   "width_in": 0.258,
   "ratio": 1.45,
   "faceup_area_mm2": 49.2
  },
  {
   "shape": "oval",
   "carat": 1.75,
   "length_mm": 9.64,
   "width_mm": 6.63,
   "length_in": 0.38,
   "width_in": 0.261,
   "ratio": 1.45,
   "faceup_area_mm2": 50.2
  },
  {
   "shape": "oval",
   "carat": 1.8,
   "length_mm": 9.73,
   "width_mm": 6.69,
   "length_in": 0.383,
   "width_in": 0.263,
   "ratio": 1.45,
   "faceup_area_mm2": 51.1
  },
  {
   "shape": "oval",
   "carat": 1.9,
   "length_mm": 9.91,
   "width_mm": 6.81,
   "length_in": 0.39,
   "width_in": 0.268,
   "ratio": 1.45,
   "faceup_area_mm2": 53
  },
  {
   "shape": "oval",
   "carat": 2,
   "length_mm": 10.08,
   "width_mm": 6.93,
   "length_in": 0.397,
   "width_in": 0.273,
   "ratio": 1.45,
   "faceup_area_mm2": 54.8
  },
  {
   "shape": "oval",
   "carat": 2.1,
   "length_mm": 10.24,
   "width_mm": 7.04,
   "length_in": 0.403,
   "width_in": 0.277,
   "ratio": 1.45,
   "faceup_area_mm2": 56.6
  },
  {
   "shape": "oval",
   "carat": 2.2,
   "length_mm": 10.4,
   "width_mm": 7.15,
   "length_in": 0.41,
   "width_in": 0.282,
   "ratio": 1.45,
   "faceup_area_mm2": 58.4
  },
  {
   "shape": "oval",
   "carat": 2.25,
   "length_mm": 10.48,
   "width_mm": 7.21,
   "length_in": 0.413,
   "width_in": 0.284,
   "ratio": 1.45,
   "faceup_area_mm2": 59.3
  },
  {
   "shape": "oval",
   "carat": 2.3,
   "length_mm": 10.56,
   "width_mm": 7.26,
   "length_in": 0.416,
   "width_in": 0.286,
   "ratio": 1.45,
   "faceup_area_mm2": 60.2
  },
  {
   "shape": "oval",
   "carat": 2.4,
   "length_mm": 10.71,
   "width_mm": 7.36,
   "length_in": 0.422,
   "width_in": 0.29,
   "ratio": 1.45,
   "faceup_area_mm2": 61.9
  },
  {
   "shape": "oval",
   "carat": 2.5,
   "length_mm": 10.86,
   "width_mm": 7.46,
   "length_in": 0.427,
   "width_in": 0.294,
   "ratio": 1.45,
   "faceup_area_mm2": 63.6
  },
  {
   "shape": "oval",
   "carat": 2.6,
   "length_mm": 11,
   "width_mm": 7.56,
   "length_in": 0.433,
   "width_in": 0.298,
   "ratio": 1.45,
   "faceup_area_mm2": 65.3
  },
  {
   "shape": "oval",
   "carat": 2.7,
   "length_mm": 11.14,
   "width_mm": 7.66,
   "length_in": 0.439,
   "width_in": 0.302,
   "ratio": 1.45,
   "faceup_area_mm2": 67
  },
  {
   "shape": "oval",
   "carat": 2.75,
   "length_mm": 11.21,
   "width_mm": 7.71,
   "length_in": 0.441,
   "width_in": 0.303,
   "ratio": 1.45,
   "faceup_area_mm2": 67.8
  },
  {
   "shape": "oval",
   "carat": 2.8,
   "length_mm": 11.28,
   "width_mm": 7.75,
   "length_in": 0.444,
   "width_in": 0.305,
   "ratio": 1.45,
   "faceup_area_mm2": 68.6
  },
  {
   "shape": "oval",
   "carat": 2.9,
   "length_mm": 11.41,
   "width_mm": 7.84,
   "length_in": 0.449,
   "width_in": 0.309,
   "ratio": 1.45,
   "faceup_area_mm2": 70.2
  },
  {
   "shape": "oval",
   "carat": 3,
   "length_mm": 11.54,
   "width_mm": 7.93,
   "length_in": 0.454,
   "width_in": 0.312,
   "ratio": 1.45,
   "faceup_area_mm2": 71.8
  },
  {
   "shape": "oval",
   "carat": 3.25,
   "length_mm": 11.85,
   "width_mm": 8.15,
   "length_in": 0.467,
   "width_in": 0.321,
   "ratio": 1.45,
   "faceup_area_mm2": 75.8
  },
  {
   "shape": "oval",
   "carat": 3.5,
   "length_mm": 12.15,
   "width_mm": 8.35,
   "length_in": 0.478,
   "width_in": 0.329,
   "ratio": 1.45,
   "faceup_area_mm2": 79.6
  },
  {
   "shape": "oval",
   "carat": 3.75,
   "length_mm": 12.43,
   "width_mm": 8.54,
   "length_in": 0.489,
   "width_in": 0.336,
   "ratio": 1.45,
   "faceup_area_mm2": 83.4
  },
  {
   "shape": "oval",
   "carat": 4,
   "length_mm": 12.7,
   "width_mm": 8.73,
   "length_in": 0.5,
   "width_in": 0.344,
   "ratio": 1.45,
   "faceup_area_mm2": 87
  },
  {
   "shape": "oval",
   "carat": 4.5,
   "length_mm": 13.21,
   "width_mm": 9.08,
   "length_in": 0.52,
   "width_in": 0.357,
   "ratio": 1.45,
   "faceup_area_mm2": 94.1
  },
  {
   "shape": "oval",
   "carat": 5,
   "length_mm": 13.68,
   "width_mm": 9.4,
   "length_in": 0.539,
   "width_in": 0.37,
   "ratio": 1.45,
   "faceup_area_mm2": 101
  },
  {
   "shape": "oval",
   "carat": 6,
   "length_mm": 14.54,
   "width_mm": 9.99,
   "length_in": 0.572,
   "width_in": 0.393,
   "ratio": 1.45,
   "faceup_area_mm2": 114
  },
  {
   "shape": "oval",
   "carat": 7,
   "length_mm": 15.3,
   "width_mm": 10.52,
   "length_in": 0.602,
   "width_in": 0.414,
   "ratio": 1.45,
   "faceup_area_mm2": 126.4
  },
  {
   "shape": "oval",
   "carat": 8,
   "length_mm": 16,
   "width_mm": 11,
   "length_in": 0.63,
   "width_in": 0.433,
   "ratio": 1.45,
   "faceup_area_mm2": 138.2
  },
  {
   "shape": "oval",
   "carat": 9,
   "length_mm": 16.64,
   "width_mm": 11.44,
   "length_in": 0.655,
   "width_in": 0.45,
   "ratio": 1.45,
   "faceup_area_mm2": 149.4
  },
  {
   "shape": "oval",
   "carat": 10,
   "length_mm": 17.24,
   "width_mm": 11.85,
   "length_in": 0.679,
   "width_in": 0.467,
   "ratio": 1.45,
   "faceup_area_mm2": 160.3
  },
  {
   "shape": "oval",
   "carat": 12,
   "length_mm": 18.32,
   "width_mm": 12.59,
   "length_in": 0.721,
   "width_in": 0.496,
   "ratio": 1.45,
   "faceup_area_mm2": 181
  },
  {
   "shape": "oval",
   "carat": 15,
   "length_mm": 19.73,
   "width_mm": 13.56,
   "length_in": 0.777,
   "width_in": 0.534,
   "ratio": 1.45,
   "faceup_area_mm2": 210.1
  },
  {
   "shape": "oval",
   "carat": 20,
   "length_mm": 21.72,
   "width_mm": 14.93,
   "length_in": 0.855,
   "width_in": 0.588,
   "ratio": 1.45,
   "faceup_area_mm2": 254.5
  },
  {
   "shape": "oval",
   "carat": 25,
   "length_mm": 23.39,
   "width_mm": 16.08,
   "length_in": 0.921,
   "width_in": 0.633,
   "ratio": 1.45,
   "faceup_area_mm2": 295.3
  },
  {
   "shape": "oval",
   "carat": 30,
   "length_mm": 24.86,
   "width_mm": 17.09,
   "length_in": 0.979,
   "width_in": 0.673,
   "ratio": 1.45,
   "faceup_area_mm2": 333.5
  },
  {
   "shape": "oval",
   "carat": 40,
   "length_mm": 27.36,
   "width_mm": 18.81,
   "length_in": 1.077,
   "width_in": 0.741,
   "ratio": 1.45,
   "faceup_area_mm2": 404
  },
  {
   "shape": "oval",
   "carat": 50,
   "length_mm": 29.47,
   "width_mm": 20.26,
   "length_in": 1.16,
   "width_in": 0.798,
   "ratio": 1.45,
   "faceup_area_mm2": 468.8
  },
  {
   "shape": "oval",
   "carat": 75,
   "length_mm": 33.74,
   "width_mm": 23.19,
   "length_in": 1.328,
   "width_in": 0.913,
   "ratio": 1.45,
   "faceup_area_mm2": 614.3
  },
  {
   "shape": "oval",
   "carat": 100,
   "length_mm": 37.13,
   "width_mm": 25.53,
   "length_in": 1.462,
   "width_in": 1.005,
   "ratio": 1.45,
   "faceup_area_mm2": 744.1
  },
  {
   "shape": "cushion",
   "carat": 0.1,
   "length_mm": 2.6,
   "width_mm": 2.6,
   "length_in": 0.102,
   "width_in": 0.102,
   "ratio": 1,
   "faceup_area_mm2": 6
  },
  {
   "shape": "cushion",
   "carat": 0.15,
   "length_mm": 2.98,
   "width_mm": 2.98,
   "length_in": 0.117,
   "width_in": 0.117,
   "ratio": 1,
   "faceup_area_mm2": 7.9
  },
  {
   "shape": "cushion",
   "carat": 0.2,
   "length_mm": 3.27,
   "width_mm": 3.27,
   "length_in": 0.129,
   "width_in": 0.129,
   "ratio": 1,
   "faceup_area_mm2": 9.6
  },
  {
   "shape": "cushion",
   "carat": 0.25,
   "length_mm": 3.53,
   "width_mm": 3.53,
   "length_in": 0.139,
   "width_in": 0.139,
   "ratio": 1,
   "faceup_area_mm2": 11.1
  },
  {
   "shape": "cushion",
   "carat": 0.3,
   "length_mm": 3.75,
   "width_mm": 3.75,
   "length_in": 0.148,
   "width_in": 0.148,
   "ratio": 1,
   "faceup_area_mm2": 12.6
  },
  {
   "shape": "cushion",
   "carat": 0.33,
   "length_mm": 3.87,
   "width_mm": 3.87,
   "length_in": 0.152,
   "width_in": 0.152,
   "ratio": 1,
   "faceup_area_mm2": 13.4
  },
  {
   "shape": "cushion",
   "carat": 0.4,
   "length_mm": 4.13,
   "width_mm": 4.13,
   "length_in": 0.162,
   "width_in": 0.162,
   "ratio": 1,
   "faceup_area_mm2": 15.2
  },
  {
   "shape": "cushion",
   "carat": 0.5,
   "length_mm": 4.44,
   "width_mm": 4.44,
   "length_in": 0.175,
   "width_in": 0.175,
   "ratio": 1,
   "faceup_area_mm2": 17.7
  },
  {
   "shape": "cushion",
   "carat": 0.6,
   "length_mm": 4.72,
   "width_mm": 4.72,
   "length_in": 0.186,
   "width_in": 0.186,
   "ratio": 1,
   "faceup_area_mm2": 20
  },
  {
   "shape": "cushion",
   "carat": 0.7,
   "length_mm": 4.97,
   "width_mm": 4.97,
   "length_in": 0.196,
   "width_in": 0.196,
   "ratio": 1,
   "faceup_area_mm2": 22.1
  },
  {
   "shape": "cushion",
   "carat": 0.75,
   "length_mm": 5.09,
   "width_mm": 5.09,
   "length_in": 0.2,
   "width_in": 0.2,
   "ratio": 1,
   "faceup_area_mm2": 23.2
  },
  {
   "shape": "cushion",
   "carat": 0.8,
   "length_mm": 5.2,
   "width_mm": 5.2,
   "length_in": 0.205,
   "width_in": 0.205,
   "ratio": 1,
   "faceup_area_mm2": 24.2
  },
  {
   "shape": "cushion",
   "carat": 0.9,
   "length_mm": 5.41,
   "width_mm": 5.41,
   "length_in": 0.213,
   "width_in": 0.213,
   "ratio": 1,
   "faceup_area_mm2": 26.2
  },
  {
   "shape": "cushion",
   "carat": 1,
   "length_mm": 5.6,
   "width_mm": 5.6,
   "length_in": 0.22,
   "width_in": 0.22,
   "ratio": 1,
   "faceup_area_mm2": 28.1
  },
  {
   "shape": "cushion",
   "carat": 1.1,
   "length_mm": 5.78,
   "width_mm": 5.78,
   "length_in": 0.228,
   "width_in": 0.228,
   "ratio": 1,
   "faceup_area_mm2": 29.9
  },
  {
   "shape": "cushion",
   "carat": 1.2,
   "length_mm": 5.95,
   "width_mm": 5.95,
   "length_in": 0.234,
   "width_in": 0.234,
   "ratio": 1,
   "faceup_area_mm2": 31.7
  },
  {
   "shape": "cushion",
   "carat": 1.25,
   "length_mm": 6.03,
   "width_mm": 6.03,
   "length_in": 0.237,
   "width_in": 0.237,
   "ratio": 1,
   "faceup_area_mm2": 32.6
  },
  {
   "shape": "cushion",
   "carat": 1.3,
   "length_mm": 6.11,
   "width_mm": 6.11,
   "length_in": 0.241,
   "width_in": 0.241,
   "ratio": 1,
   "faceup_area_mm2": 33.4
  },
  {
   "shape": "cushion",
   "carat": 1.4,
   "length_mm": 6.26,
   "width_mm": 6.26,
   "length_in": 0.247,
   "width_in": 0.247,
   "ratio": 1,
   "faceup_area_mm2": 35.1
  },
  {
   "shape": "cushion",
   "carat": 1.5,
   "length_mm": 6.41,
   "width_mm": 6.41,
   "length_in": 0.252,
   "width_in": 0.252,
   "ratio": 1,
   "faceup_area_mm2": 36.8
  },
  {
   "shape": "cushion",
   "carat": 1.6,
   "length_mm": 6.55,
   "width_mm": 6.55,
   "length_in": 0.258,
   "width_in": 0.258,
   "ratio": 1,
   "faceup_area_mm2": 38.4
  },
  {
   "shape": "cushion",
   "carat": 1.7,
   "length_mm": 6.68,
   "width_mm": 6.68,
   "length_in": 0.263,
   "width_in": 0.263,
   "ratio": 1,
   "faceup_area_mm2": 40
  },
  {
   "shape": "cushion",
   "carat": 1.75,
   "length_mm": 6.75,
   "width_mm": 6.75,
   "length_in": 0.266,
   "width_in": 0.266,
   "ratio": 1,
   "faceup_area_mm2": 40.8
  },
  {
   "shape": "cushion",
   "carat": 1.8,
   "length_mm": 6.81,
   "width_mm": 6.81,
   "length_in": 0.268,
   "width_in": 0.268,
   "ratio": 1,
   "faceup_area_mm2": 41.5
  },
  {
   "shape": "cushion",
   "carat": 1.9,
   "length_mm": 6.94,
   "width_mm": 6.94,
   "length_in": 0.273,
   "width_in": 0.273,
   "ratio": 1,
   "faceup_area_mm2": 43.1
  },
  {
   "shape": "cushion",
   "carat": 2,
   "length_mm": 7.06,
   "width_mm": 7.06,
   "length_in": 0.278,
   "width_in": 0.278,
   "ratio": 1,
   "faceup_area_mm2": 44.6
  },
  {
   "shape": "cushion",
   "carat": 2.1,
   "length_mm": 7.17,
   "width_mm": 7.17,
   "length_in": 0.282,
   "width_in": 0.282,
   "ratio": 1,
   "faceup_area_mm2": 46
  },
  {
   "shape": "cushion",
   "carat": 2.2,
   "length_mm": 7.28,
   "width_mm": 7.28,
   "length_in": 0.287,
   "width_in": 0.287,
   "ratio": 1,
   "faceup_area_mm2": 47.5
  },
  {
   "shape": "cushion",
   "carat": 2.25,
   "length_mm": 7.34,
   "width_mm": 7.34,
   "length_in": 0.289,
   "width_in": 0.289,
   "ratio": 1,
   "faceup_area_mm2": 48.2
  },
  {
   "shape": "cushion",
   "carat": 2.3,
   "length_mm": 7.39,
   "width_mm": 7.39,
   "length_in": 0.291,
   "width_in": 0.291,
   "ratio": 1,
   "faceup_area_mm2": 48.9
  },
  {
   "shape": "cushion",
   "carat": 2.4,
   "length_mm": 7.5,
   "width_mm": 7.5,
   "length_in": 0.295,
   "width_in": 0.295,
   "ratio": 1,
   "faceup_area_mm2": 50.3
  },
  {
   "shape": "cushion",
   "carat": 2.5,
   "length_mm": 7.6,
   "width_mm": 7.6,
   "length_in": 0.299,
   "width_in": 0.299,
   "ratio": 1,
   "faceup_area_mm2": 51.7
  },
  {
   "shape": "cushion",
   "carat": 2.6,
   "length_mm": 7.7,
   "width_mm": 7.7,
   "length_in": 0.303,
   "width_in": 0.303,
   "ratio": 1,
   "faceup_area_mm2": 53.1
  },
  {
   "shape": "cushion",
   "carat": 2.7,
   "length_mm": 7.8,
   "width_mm": 7.8,
   "length_in": 0.307,
   "width_in": 0.307,
   "ratio": 1,
   "faceup_area_mm2": 54.4
  },
  {
   "shape": "cushion",
   "carat": 2.75,
   "length_mm": 7.85,
   "width_mm": 7.85,
   "length_in": 0.309,
   "width_in": 0.309,
   "ratio": 1,
   "faceup_area_mm2": 55.1
  },
  {
   "shape": "cushion",
   "carat": 2.8,
   "length_mm": 7.89,
   "width_mm": 7.89,
   "length_in": 0.311,
   "width_in": 0.311,
   "ratio": 1,
   "faceup_area_mm2": 55.8
  },
  {
   "shape": "cushion",
   "carat": 2.9,
   "length_mm": 7.99,
   "width_mm": 7.99,
   "length_in": 0.314,
   "width_in": 0.314,
   "ratio": 1,
   "faceup_area_mm2": 57.1
  },
  {
   "shape": "cushion",
   "carat": 3,
   "length_mm": 8.08,
   "width_mm": 8.08,
   "length_in": 0.318,
   "width_in": 0.318,
   "ratio": 1,
   "faceup_area_mm2": 58.4
  },
  {
   "shape": "cushion",
   "carat": 3.25,
   "length_mm": 8.29,
   "width_mm": 8.29,
   "length_in": 0.327,
   "width_in": 0.327,
   "ratio": 1,
   "faceup_area_mm2": 61.6
  },
  {
   "shape": "cushion",
   "carat": 3.5,
   "length_mm": 8.5,
   "width_mm": 8.5,
   "length_in": 0.335,
   "width_in": 0.335,
   "ratio": 1,
   "faceup_area_mm2": 64.7
  },
  {
   "shape": "cushion",
   "carat": 3.75,
   "length_mm": 8.7,
   "width_mm": 8.7,
   "length_in": 0.343,
   "width_in": 0.343,
   "ratio": 1,
   "faceup_area_mm2": 67.7
  },
  {
   "shape": "cushion",
   "carat": 4,
   "length_mm": 8.89,
   "width_mm": 8.89,
   "length_in": 0.35,
   "width_in": 0.35,
   "ratio": 1,
   "faceup_area_mm2": 70.7
  },
  {
   "shape": "cushion",
   "carat": 4.5,
   "length_mm": 9.25,
   "width_mm": 9.25,
   "length_in": 0.364,
   "width_in": 0.364,
   "ratio": 1,
   "faceup_area_mm2": 76.5
  },
  {
   "shape": "cushion",
   "carat": 5,
   "length_mm": 9.58,
   "width_mm": 9.58,
   "length_in": 0.377,
   "width_in": 0.377,
   "ratio": 1,
   "faceup_area_mm2": 82.1
  },
  {
   "shape": "cushion",
   "carat": 6,
   "length_mm": 10.18,
   "width_mm": 10.18,
   "length_in": 0.401,
   "width_in": 0.401,
   "ratio": 1,
   "faceup_area_mm2": 92.7
  },
  {
   "shape": "cushion",
   "carat": 7,
   "length_mm": 10.71,
   "width_mm": 10.71,
   "length_in": 0.422,
   "width_in": 0.422,
   "ratio": 1,
   "faceup_area_mm2": 102.7
  },
  {
   "shape": "cushion",
   "carat": 8,
   "length_mm": 11.2,
   "width_mm": 11.2,
   "length_in": 0.441,
   "width_in": 0.441,
   "ratio": 1,
   "faceup_area_mm2": 112.3
  },
  {
   "shape": "cushion",
   "carat": 9,
   "length_mm": 11.65,
   "width_mm": 11.65,
   "length_in": 0.459,
   "width_in": 0.459,
   "ratio": 1,
   "faceup_area_mm2": 121.4
  },
  {
   "shape": "cushion",
   "carat": 10,
   "length_mm": 12.06,
   "width_mm": 12.06,
   "length_in": 0.475,
   "width_in": 0.475,
   "ratio": 1,
   "faceup_area_mm2": 130.3
  },
  {
   "shape": "cushion",
   "carat": 12,
   "length_mm": 12.82,
   "width_mm": 12.82,
   "length_in": 0.505,
   "width_in": 0.505,
   "ratio": 1,
   "faceup_area_mm2": 147.1
  },
  {
   "shape": "cushion",
   "carat": 15,
   "length_mm": 13.81,
   "width_mm": 13.81,
   "length_in": 0.544,
   "width_in": 0.544,
   "ratio": 1,
   "faceup_area_mm2": 170.7
  },
  {
   "shape": "cushion",
   "carat": 20,
   "length_mm": 15.2,
   "width_mm": 15.2,
   "length_in": 0.598,
   "width_in": 0.598,
   "ratio": 1,
   "faceup_area_mm2": 206.8
  },
  {
   "shape": "cushion",
   "carat": 25,
   "length_mm": 16.37,
   "width_mm": 16.37,
   "length_in": 0.645,
   "width_in": 0.645,
   "ratio": 1,
   "faceup_area_mm2": 240
  },
  {
   "shape": "cushion",
   "carat": 30,
   "length_mm": 17.4,
   "width_mm": 17.4,
   "length_in": 0.685,
   "width_in": 0.685,
   "ratio": 1,
   "faceup_area_mm2": 271
  },
  {
   "shape": "cushion",
   "carat": 40,
   "length_mm": 19.15,
   "width_mm": 19.15,
   "length_in": 0.754,
   "width_in": 0.754,
   "ratio": 1,
   "faceup_area_mm2": 328.3
  },
  {
   "shape": "cushion",
   "carat": 50,
   "length_mm": 20.63,
   "width_mm": 20.63,
   "length_in": 0.812,
   "width_in": 0.812,
   "ratio": 1,
   "faceup_area_mm2": 380.9
  },
  {
   "shape": "cushion",
   "carat": 75,
   "length_mm": 23.62,
   "width_mm": 23.62,
   "length_in": 0.93,
   "width_in": 0.93,
   "ratio": 1,
   "faceup_area_mm2": 499.2
  },
  {
   "shape": "cushion",
   "carat": 100,
   "length_mm": 25.99,
   "width_mm": 25.99,
   "length_in": 1.023,
   "width_in": 1.023,
   "ratio": 1,
   "faceup_area_mm2": 604.7
  },
  {
   "shape": "princess",
   "carat": 0.1,
   "length_mm": 2.55,
   "width_mm": 2.55,
   "length_in": 0.101,
   "width_in": 0.101,
   "ratio": 1,
   "faceup_area_mm2": 6.5
  },
  {
   "shape": "princess",
   "carat": 0.15,
   "length_mm": 2.92,
   "width_mm": 2.92,
   "length_in": 0.115,
   "width_in": 0.115,
   "ratio": 1,
   "faceup_area_mm2": 8.5
  },
  {
   "shape": "princess",
   "carat": 0.2,
   "length_mm": 3.22,
   "width_mm": 3.22,
   "length_in": 0.127,
   "width_in": 0.127,
   "ratio": 1,
   "faceup_area_mm2": 10.3
  },
  {
   "shape": "princess",
   "carat": 0.25,
   "length_mm": 3.46,
   "width_mm": 3.46,
   "length_in": 0.136,
   "width_in": 0.136,
   "ratio": 1,
   "faceup_area_mm2": 11.9
  },
  {
   "shape": "princess",
   "carat": 0.3,
   "length_mm": 3.68,
   "width_mm": 3.68,
   "length_in": 0.145,
   "width_in": 0.145,
   "ratio": 1,
   "faceup_area_mm2": 13.4
  },
  {
   "shape": "princess",
   "carat": 0.33,
   "length_mm": 3.8,
   "width_mm": 3.8,
   "length_in": 0.15,
   "width_in": 0.15,
   "ratio": 1,
   "faceup_area_mm2": 14.3
  },
  {
   "shape": "princess",
   "carat": 0.4,
   "length_mm": 4.05,
   "width_mm": 4.05,
   "length_in": 0.16,
   "width_in": 0.16,
   "ratio": 1,
   "faceup_area_mm2": 16.3
  },
  {
   "shape": "princess",
   "carat": 0.5,
   "length_mm": 4.37,
   "width_mm": 4.37,
   "length_in": 0.172,
   "width_in": 0.172,
   "ratio": 1,
   "faceup_area_mm2": 18.9
  },
  {
   "shape": "princess",
   "carat": 0.6,
   "length_mm": 4.64,
   "width_mm": 4.64,
   "length_in": 0.183,
   "width_in": 0.183,
   "ratio": 1,
   "faceup_area_mm2": 21.3
  },
  {
   "shape": "princess",
   "carat": 0.7,
   "length_mm": 4.88,
   "width_mm": 4.88,
   "length_in": 0.192,
   "width_in": 0.192,
   "ratio": 1,
   "faceup_area_mm2": 23.7
  },
  {
   "shape": "princess",
   "carat": 0.75,
   "length_mm": 5,
   "width_mm": 5,
   "length_in": 0.197,
   "width_in": 0.197,
   "ratio": 1,
   "faceup_area_mm2": 24.8
  },
  {
   "shape": "princess",
   "carat": 0.8,
   "length_mm": 5.11,
   "width_mm": 5.11,
   "length_in": 0.201,
   "width_in": 0.201,
   "ratio": 1,
   "faceup_area_mm2": 25.9
  },
  {
   "shape": "princess",
   "carat": 0.9,
   "length_mm": 5.31,
   "width_mm": 5.31,
   "length_in": 0.209,
   "width_in": 0.209,
   "ratio": 1,
   "faceup_area_mm2": 28
  },
  {
   "shape": "princess",
   "carat": 1,
   "length_mm": 5.5,
   "width_mm": 5.5,
   "length_in": 0.217,
   "width_in": 0.217,
   "ratio": 1,
   "faceup_area_mm2": 30
  },
  {
   "shape": "princess",
   "carat": 1.1,
   "length_mm": 5.68,
   "width_mm": 5.68,
   "length_in": 0.224,
   "width_in": 0.224,
   "ratio": 1,
   "faceup_area_mm2": 32
  },
  {
   "shape": "princess",
   "carat": 1.2,
   "length_mm": 5.84,
   "width_mm": 5.84,
   "length_in": 0.23,
   "width_in": 0.23,
   "ratio": 1,
   "faceup_area_mm2": 33.9
  },
  {
   "shape": "princess",
   "carat": 1.25,
   "length_mm": 5.92,
   "width_mm": 5.92,
   "length_in": 0.233,
   "width_in": 0.233,
   "ratio": 1,
   "faceup_area_mm2": 34.8
  },
  {
   "shape": "princess",
   "carat": 1.3,
   "length_mm": 6,
   "width_mm": 6,
   "length_in": 0.236,
   "width_in": 0.236,
   "ratio": 1,
   "faceup_area_mm2": 35.7
  },
  {
   "shape": "princess",
   "carat": 1.4,
   "length_mm": 6.15,
   "width_mm": 6.15,
   "length_in": 0.242,
   "width_in": 0.242,
   "ratio": 1,
   "faceup_area_mm2": 37.6
  },
  {
   "shape": "princess",
   "carat": 1.5,
   "length_mm": 6.3,
   "width_mm": 6.3,
   "length_in": 0.248,
   "width_in": 0.248,
   "ratio": 1,
   "faceup_area_mm2": 39.3
  },
  {
   "shape": "princess",
   "carat": 1.6,
   "length_mm": 6.43,
   "width_mm": 6.43,
   "length_in": 0.253,
   "width_in": 0.253,
   "ratio": 1,
   "faceup_area_mm2": 41.1
  },
  {
   "shape": "princess",
   "carat": 1.7,
   "length_mm": 6.56,
   "width_mm": 6.56,
   "length_in": 0.258,
   "width_in": 0.258,
   "ratio": 1,
   "faceup_area_mm2": 42.7
  },
  {
   "shape": "princess",
   "carat": 1.75,
   "length_mm": 6.63,
   "width_mm": 6.63,
   "length_in": 0.261,
   "width_in": 0.261,
   "ratio": 1,
   "faceup_area_mm2": 43.6
  },
  {
   "shape": "princess",
   "carat": 1.8,
   "length_mm": 6.69,
   "width_mm": 6.69,
   "length_in": 0.263,
   "width_in": 0.263,
   "ratio": 1,
   "faceup_area_mm2": 44.4
  },
  {
   "shape": "princess",
   "carat": 1.9,
   "length_mm": 6.81,
   "width_mm": 6.81,
   "length_in": 0.268,
   "width_in": 0.268,
   "ratio": 1,
   "faceup_area_mm2": 46
  },
  {
   "shape": "princess",
   "carat": 2,
   "length_mm": 6.93,
   "width_mm": 6.93,
   "length_in": 0.273,
   "width_in": 0.273,
   "ratio": 1,
   "faceup_area_mm2": 47.6
  },
  {
   "shape": "princess",
   "carat": 2.1,
   "length_mm": 7.04,
   "width_mm": 7.04,
   "length_in": 0.277,
   "width_in": 0.277,
   "ratio": 1,
   "faceup_area_mm2": 49.2
  },
  {
   "shape": "princess",
   "carat": 2.2,
   "length_mm": 7.15,
   "width_mm": 7.15,
   "length_in": 0.282,
   "width_in": 0.282,
   "ratio": 1,
   "faceup_area_mm2": 50.8
  },
  {
   "shape": "princess",
   "carat": 2.25,
   "length_mm": 7.21,
   "width_mm": 7.21,
   "length_in": 0.284,
   "width_in": 0.284,
   "ratio": 1,
   "faceup_area_mm2": 51.5
  },
  {
   "shape": "princess",
   "carat": 2.3,
   "length_mm": 7.26,
   "width_mm": 7.26,
   "length_in": 0.286,
   "width_in": 0.286,
   "ratio": 1,
   "faceup_area_mm2": 52.3
  },
  {
   "shape": "princess",
   "carat": 2.4,
   "length_mm": 7.36,
   "width_mm": 7.36,
   "length_in": 0.29,
   "width_in": 0.29,
   "ratio": 1,
   "faceup_area_mm2": 53.8
  },
  {
   "shape": "princess",
   "carat": 2.5,
   "length_mm": 7.46,
   "width_mm": 7.46,
   "length_in": 0.294,
   "width_in": 0.294,
   "ratio": 1,
   "faceup_area_mm2": 55.3
  },
  {
   "shape": "princess",
   "carat": 2.6,
   "length_mm": 7.56,
   "width_mm": 7.56,
   "length_in": 0.298,
   "width_in": 0.298,
   "ratio": 1,
   "faceup_area_mm2": 56.7
  },
  {
   "shape": "princess",
   "carat": 2.7,
   "length_mm": 7.66,
   "width_mm": 7.66,
   "length_in": 0.302,
   "width_in": 0.302,
   "ratio": 1,
   "faceup_area_mm2": 58.2
  },
  {
   "shape": "princess",
   "carat": 2.75,
   "length_mm": 7.71,
   "width_mm": 7.71,
   "length_in": 0.303,
   "width_in": 0.303,
   "ratio": 1,
   "faceup_area_mm2": 58.9
  },
  {
   "shape": "princess",
   "carat": 2.8,
   "length_mm": 7.75,
   "width_mm": 7.75,
   "length_in": 0.305,
   "width_in": 0.305,
   "ratio": 1,
   "faceup_area_mm2": 59.6
  },
  {
   "shape": "princess",
   "carat": 2.9,
   "length_mm": 7.84,
   "width_mm": 7.84,
   "length_in": 0.309,
   "width_in": 0.309,
   "ratio": 1,
   "faceup_area_mm2": 61
  },
  {
   "shape": "princess",
   "carat": 3,
   "length_mm": 7.93,
   "width_mm": 7.93,
   "length_in": 0.312,
   "width_in": 0.312,
   "ratio": 1,
   "faceup_area_mm2": 62.4
  },
  {
   "shape": "princess",
   "carat": 3.25,
   "length_mm": 8.15,
   "width_mm": 8.15,
   "length_in": 0.321,
   "width_in": 0.321,
   "ratio": 1,
   "faceup_area_mm2": 65.8
  },
  {
   "shape": "princess",
   "carat": 3.5,
   "length_mm": 8.35,
   "width_mm": 8.35,
   "length_in": 0.329,
   "width_in": 0.329,
   "ratio": 1,
   "faceup_area_mm2": 69.2
  },
  {
   "shape": "princess",
   "carat": 3.75,
   "length_mm": 8.54,
   "width_mm": 8.54,
   "length_in": 0.336,
   "width_in": 0.336,
   "ratio": 1,
   "faceup_area_mm2": 72.4
  },
  {
   "shape": "princess",
   "carat": 4,
   "length_mm": 8.73,
   "width_mm": 8.73,
   "length_in": 0.344,
   "width_in": 0.344,
   "ratio": 1,
   "faceup_area_mm2": 75.6
  },
  {
   "shape": "princess",
   "carat": 4.5,
   "length_mm": 9.08,
   "width_mm": 9.08,
   "length_in": 0.357,
   "width_in": 0.357,
   "ratio": 1,
   "faceup_area_mm2": 81.8
  },
  {
   "shape": "princess",
   "carat": 5,
   "length_mm": 9.4,
   "width_mm": 9.4,
   "length_in": 0.37,
   "width_in": 0.37,
   "ratio": 1,
   "faceup_area_mm2": 87.7
  },
  {
   "shape": "princess",
   "carat": 6,
   "length_mm": 9.99,
   "width_mm": 9.99,
   "length_in": 0.393,
   "width_in": 0.393,
   "ratio": 1,
   "faceup_area_mm2": 99.1
  },
  {
   "shape": "princess",
   "carat": 7,
   "length_mm": 10.52,
   "width_mm": 10.52,
   "length_in": 0.414,
   "width_in": 0.414,
   "ratio": 1,
   "faceup_area_mm2": 109.8
  },
  {
   "shape": "princess",
   "carat": 8,
   "length_mm": 11,
   "width_mm": 11,
   "length_in": 0.433,
   "width_in": 0.433,
   "ratio": 1,
   "faceup_area_mm2": 120
  },
  {
   "shape": "princess",
   "carat": 9,
   "length_mm": 11.44,
   "width_mm": 11.44,
   "length_in": 0.45,
   "width_in": 0.45,
   "ratio": 1,
   "faceup_area_mm2": 129.8
  },
  {
   "shape": "princess",
   "carat": 10,
   "length_mm": 11.85,
   "width_mm": 11.85,
   "length_in": 0.467,
   "width_in": 0.467,
   "ratio": 1,
   "faceup_area_mm2": 139.3
  },
  {
   "shape": "princess",
   "carat": 12,
   "length_mm": 12.59,
   "width_mm": 12.59,
   "length_in": 0.496,
   "width_in": 0.496,
   "ratio": 1,
   "faceup_area_mm2": 157.3
  },
  {
   "shape": "princess",
   "carat": 15,
   "length_mm": 13.56,
   "width_mm": 13.56,
   "length_in": 0.534,
   "width_in": 0.534,
   "ratio": 1,
   "faceup_area_mm2": 182.5
  },
  {
   "shape": "princess",
   "carat": 20,
   "length_mm": 14.93,
   "width_mm": 14.93,
   "length_in": 0.588,
   "width_in": 0.588,
   "ratio": 1,
   "faceup_area_mm2": 221.1
  },
  {
   "shape": "princess",
   "carat": 25,
   "length_mm": 16.08,
   "width_mm": 16.08,
   "length_in": 0.633,
   "width_in": 0.633,
   "ratio": 1,
   "faceup_area_mm2": 256.6
  },
  {
   "shape": "princess",
   "carat": 30,
   "length_mm": 17.09,
   "width_mm": 17.09,
   "length_in": 0.673,
   "width_in": 0.673,
   "ratio": 1,
   "faceup_area_mm2": 289.7
  },
  {
   "shape": "princess",
   "carat": 40,
   "length_mm": 18.81,
   "width_mm": 18.81,
   "length_in": 0.741,
   "width_in": 0.741,
   "ratio": 1,
   "faceup_area_mm2": 351
  },
  {
   "shape": "princess",
   "carat": 50,
   "length_mm": 20.26,
   "width_mm": 20.26,
   "length_in": 0.798,
   "width_in": 0.798,
   "ratio": 1,
   "faceup_area_mm2": 407.3
  },
  {
   "shape": "princess",
   "carat": 75,
   "length_mm": 23.19,
   "width_mm": 23.19,
   "length_in": 0.913,
   "width_in": 0.913,
   "ratio": 1,
   "faceup_area_mm2": 533.7
  },
  {
   "shape": "princess",
   "carat": 100,
   "length_mm": 25.53,
   "width_mm": 25.53,
   "length_in": 1.005,
   "width_in": 1.005,
   "ratio": 1,
   "faceup_area_mm2": 646.5
  },
  {
   "shape": "emerald",
   "carat": 0.1,
   "length_mm": 3.25,
   "width_mm": 2.32,
   "length_in": 0.128,
   "width_in": 0.091,
   "ratio": 1.4,
   "faceup_area_mm2": 7.3
  },
  {
   "shape": "emerald",
   "carat": 0.15,
   "length_mm": 3.72,
   "width_mm": 2.66,
   "length_in": 0.146,
   "width_in": 0.105,
   "ratio": 1.4,
   "faceup_area_mm2": 9.6
  },
  {
   "shape": "emerald",
   "carat": 0.2,
   "length_mm": 4.09,
   "width_mm": 2.92,
   "length_in": 0.161,
   "width_in": 0.115,
   "ratio": 1.4,
   "faceup_area_mm2": 11.6
  },
  {
   "shape": "emerald",
   "carat": 0.25,
   "length_mm": 4.41,
   "width_mm": 3.15,
   "length_in": 0.174,
   "width_in": 0.124,
   "ratio": 1.4,
   "faceup_area_mm2": 13.4
  },
  {
   "shape": "emerald",
   "carat": 0.3,
   "length_mm": 4.69,
   "width_mm": 3.35,
   "length_in": 0.184,
   "width_in": 0.132,
   "ratio": 1.4,
   "faceup_area_mm2": 15.2
  },
  {
   "shape": "emerald",
   "carat": 0.33,
   "length_mm": 4.84,
   "width_mm": 3.46,
   "length_in": 0.19,
   "width_in": 0.136,
   "ratio": 1.4,
   "faceup_area_mm2": 16.2
  },
  {
   "shape": "emerald",
   "carat": 0.4,
   "length_mm": 5.16,
   "width_mm": 3.68,
   "length_in": 0.203,
   "width_in": 0.145,
   "ratio": 1.4,
   "faceup_area_mm2": 18.4
  },
  {
   "shape": "emerald",
   "carat": 0.5,
   "length_mm": 5.56,
   "width_mm": 3.97,
   "length_in": 0.219,
   "width_in": 0.156,
   "ratio": 1.4,
   "faceup_area_mm2": 21.3
  },
  {
   "shape": "emerald",
   "carat": 0.6,
   "length_mm": 5.9,
   "width_mm": 4.22,
   "length_in": 0.232,
   "width_in": 0.166,
   "ratio": 1.4,
   "faceup_area_mm2": 24.1
  },
  {
   "shape": "emerald",
   "carat": 0.7,
   "length_mm": 6.22,
   "width_mm": 4.44,
   "length_in": 0.245,
   "width_in": 0.175,
   "ratio": 1.4,
   "faceup_area_mm2": 26.7
  },
  {
   "shape": "emerald",
   "carat": 0.75,
   "length_mm": 6.36,
   "width_mm": 4.54,
   "length_in": 0.25,
   "width_in": 0.179,
   "ratio": 1.4,
   "faceup_area_mm2": 28
  },
  {
   "shape": "emerald",
   "carat": 0.8,
   "length_mm": 6.5,
   "width_mm": 4.64,
   "length_in": 0.256,
   "width_in": 0.183,
   "ratio": 1.4,
   "faceup_area_mm2": 29.2
  },
  {
   "shape": "emerald",
   "carat": 0.9,
   "length_mm": 6.76,
   "width_mm": 4.83,
   "length_in": 0.266,
   "width_in": 0.19,
   "ratio": 1.4,
   "faceup_area_mm2": 31.6
  },
  {
   "shape": "emerald",
   "carat": 1,
   "length_mm": 7,
   "width_mm": 5,
   "length_in": 0.276,
   "width_in": 0.197,
   "ratio": 1.4,
   "faceup_area_mm2": 33.9
  },
  {
   "shape": "emerald",
   "carat": 1.1,
   "length_mm": 7.23,
   "width_mm": 5.16,
   "length_in": 0.284,
   "width_in": 0.203,
   "ratio": 1.4,
   "faceup_area_mm2": 36.1
  },
  {
   "shape": "emerald",
   "carat": 1.2,
   "length_mm": 7.44,
   "width_mm": 5.31,
   "length_in": 0.293,
   "width_in": 0.209,
   "ratio": 1.4,
   "faceup_area_mm2": 38.3
  },
  {
   "shape": "emerald",
   "carat": 1.25,
   "length_mm": 7.54,
   "width_mm": 5.39,
   "length_in": 0.297,
   "width_in": 0.212,
   "ratio": 1.4,
   "faceup_area_mm2": 39.3
  },
  {
   "shape": "emerald",
   "carat": 1.3,
   "length_mm": 7.64,
   "width_mm": 5.46,
   "length_in": 0.301,
   "width_in": 0.215,
   "ratio": 1.4,
   "faceup_area_mm2": 40.4
  },
  {
   "shape": "emerald",
   "carat": 1.4,
   "length_mm": 7.83,
   "width_mm": 5.59,
   "length_in": 0.308,
   "width_in": 0.22,
   "ratio": 1.4,
   "faceup_area_mm2": 42.4
  },
  {
   "shape": "emerald",
   "carat": 1.5,
   "length_mm": 8.01,
   "width_mm": 5.72,
   "length_in": 0.315,
   "width_in": 0.225,
   "ratio": 1.4,
   "faceup_area_mm2": 44.4
  },
  {
   "shape": "emerald",
   "carat": 1.6,
   "length_mm": 8.19,
   "width_mm": 5.85,
   "length_in": 0.322,
   "width_in": 0.23,
   "ratio": 1.4,
   "faceup_area_mm2": 46.3
  },
  {
   "shape": "emerald",
   "carat": 1.7,
   "length_mm": 8.35,
   "width_mm": 5.97,
   "length_in": 0.329,
   "width_in": 0.235,
   "ratio": 1.4,
   "faceup_area_mm2": 48.3
  },
  {
   "shape": "emerald",
   "carat": 1.75,
   "length_mm": 8.44,
   "width_mm": 6.03,
   "length_in": 0.332,
   "width_in": 0.237,
   "ratio": 1.4,
   "faceup_area_mm2": 49.2
  },
  {
   "shape": "emerald",
   "carat": 1.8,
   "length_mm": 8.52,
   "width_mm": 6.08,
   "length_in": 0.335,
   "width_in": 0.239,
   "ratio": 1.4,
   "faceup_area_mm2": 50.1
  },
  {
   "shape": "emerald",
   "carat": 1.9,
   "length_mm": 8.67,
   "width_mm": 6.19,
   "length_in": 0.341,
   "width_in": 0.244,
   "ratio": 1.4,
   "faceup_area_mm2": 52
  },
  {
   "shape": "emerald",
   "carat": 2,
   "length_mm": 8.82,
   "width_mm": 6.3,
   "length_in": 0.347,
   "width_in": 0.248,
   "ratio": 1.4,
   "faceup_area_mm2": 53.8
  },
  {
   "shape": "emerald",
   "carat": 2.1,
   "length_mm": 8.96,
   "width_mm": 6.4,
   "length_in": 0.353,
   "width_in": 0.252,
   "ratio": 1.4,
   "faceup_area_mm2": 55.6
  },
  {
   "shape": "emerald",
   "carat": 2.2,
   "length_mm": 9.1,
   "width_mm": 6.5,
   "length_in": 0.358,
   "width_in": 0.256,
   "ratio": 1.4,
   "faceup_area_mm2": 57.3
  },
  {
   "shape": "emerald",
   "carat": 2.25,
   "length_mm": 9.17,
   "width_mm": 6.55,
   "length_in": 0.361,
   "width_in": 0.258,
   "ratio": 1.4,
   "faceup_area_mm2": 58.2
  },
  {
   "shape": "emerald",
   "carat": 2.3,
   "length_mm": 9.24,
   "width_mm": 6.6,
   "length_in": 0.364,
   "width_in": 0.26,
   "ratio": 1.4,
   "faceup_area_mm2": 59
  },
  {
   "shape": "emerald",
   "carat": 2.4,
   "length_mm": 9.37,
   "width_mm": 6.69,
   "length_in": 0.369,
   "width_in": 0.264,
   "ratio": 1.4,
   "faceup_area_mm2": 60.7
  },
  {
   "shape": "emerald",
   "carat": 2.5,
   "length_mm": 9.5,
   "width_mm": 6.79,
   "length_in": 0.374,
   "width_in": 0.267,
   "ratio": 1.4,
   "faceup_area_mm2": 62.4
  },
  {
   "shape": "emerald",
   "carat": 2.6,
   "length_mm": 9.63,
   "width_mm": 6.88,
   "length_in": 0.379,
   "width_in": 0.271,
   "ratio": 1.4,
   "faceup_area_mm2": 64.1
  },
  {
   "shape": "emerald",
   "carat": 2.7,
   "length_mm": 9.75,
   "width_mm": 6.96,
   "length_in": 0.384,
   "width_in": 0.274,
   "ratio": 1.4,
   "faceup_area_mm2": 65.7
  },
  {
   "shape": "emerald",
   "carat": 2.75,
   "length_mm": 9.81,
   "width_mm": 7.01,
   "length_in": 0.386,
   "width_in": 0.276,
   "ratio": 1.4,
   "faceup_area_mm2": 66.5
  },
  {
   "shape": "emerald",
   "carat": 2.8,
   "length_mm": 9.87,
   "width_mm": 7.05,
   "length_in": 0.388,
   "width_in": 0.277,
   "ratio": 1.4,
   "faceup_area_mm2": 67.3
  },
  {
   "shape": "emerald",
   "carat": 2.9,
   "length_mm": 9.98,
   "width_mm": 7.13,
   "length_in": 0.393,
   "width_in": 0.281,
   "ratio": 1.4,
   "faceup_area_mm2": 68.9
  },
  {
   "shape": "emerald",
   "carat": 3,
   "length_mm": 10.1,
   "width_mm": 7.21,
   "length_in": 0.397,
   "width_in": 0.284,
   "ratio": 1.4,
   "faceup_area_mm2": 70.5
  },
  {
   "shape": "emerald",
   "carat": 3.25,
   "length_mm": 10.37,
   "width_mm": 7.41,
   "length_in": 0.408,
   "width_in": 0.292,
   "ratio": 1.4,
   "faceup_area_mm2": 74.3
  },
  {
   "shape": "emerald",
   "carat": 3.5,
   "length_mm": 10.63,
   "width_mm": 7.59,
   "length_in": 0.418,
   "width_in": 0.299,
   "ratio": 1.4,
   "faceup_area_mm2": 78.1
  },
  {
   "shape": "emerald",
   "carat": 3.75,
   "length_mm": 10.88,
   "width_mm": 7.77,
   "length_in": 0.428,
   "width_in": 0.306,
   "ratio": 1.4,
   "faceup_area_mm2": 81.8
  },
  {
   "shape": "emerald",
   "carat": 4,
   "length_mm": 11.11,
   "width_mm": 7.94,
   "length_in": 0.437,
   "width_in": 0.312,
   "ratio": 1.4,
   "faceup_area_mm2": 85.4
  },
  {
   "shape": "emerald",
   "carat": 4.5,
   "length_mm": 11.56,
   "width_mm": 8.25,
   "length_in": 0.455,
   "width_in": 0.325,
   "ratio": 1.4,
   "faceup_area_mm2": 92.3
  },
  {
   "shape": "emerald",
   "carat": 5,
   "length_mm": 11.97,
   "width_mm": 8.55,
   "length_in": 0.471,
   "width_in": 0.337,
   "ratio": 1.4,
   "faceup_area_mm2": 99.1
  },
  {
   "shape": "emerald",
   "carat": 6,
   "length_mm": 12.72,
   "width_mm": 9.09,
   "length_in": 0.501,
   "width_in": 0.358,
   "ratio": 1.4,
   "faceup_area_mm2": 111.9
  },
  {
   "shape": "emerald",
   "carat": 7,
   "length_mm": 13.39,
   "width_mm": 9.56,
   "length_in": 0.527,
   "width_in": 0.377,
   "ratio": 1.4,
   "faceup_area_mm2": 124
  },
  {
   "shape": "emerald",
   "carat": 8,
   "length_mm": 14,
   "width_mm": 10,
   "length_in": 0.551,
   "width_in": 0.394,
   "ratio": 1.4,
   "faceup_area_mm2": 135.5
  },
  {
   "shape": "emerald",
   "carat": 9,
   "length_mm": 14.56,
   "width_mm": 10.4,
   "length_in": 0.573,
   "width_in": 0.409,
   "ratio": 1.4,
   "faceup_area_mm2": 146.6
  },
  {
   "shape": "emerald",
   "carat": 10,
   "length_mm": 15.08,
   "width_mm": 10.77,
   "length_in": 0.594,
   "width_in": 0.424,
   "ratio": 1.4,
   "faceup_area_mm2": 157.3
  },
  {
   "shape": "emerald",
   "carat": 12,
   "length_mm": 16.03,
   "width_mm": 11.45,
   "length_in": 0.631,
   "width_in": 0.451,
   "ratio": 1.4,
   "faceup_area_mm2": 177.6
  },
  {
   "shape": "emerald",
   "carat": 15,
   "length_mm": 17.26,
   "width_mm": 12.33,
   "length_in": 0.68,
   "width_in": 0.485,
   "ratio": 1.4,
   "faceup_area_mm2": 206.1
  },
  {
   "shape": "emerald",
   "carat": 20,
   "length_mm": 19,
   "width_mm": 13.57,
   "length_in": 0.748,
   "width_in": 0.534,
   "ratio": 1.4,
   "faceup_area_mm2": 249.6
  },
  {
   "shape": "emerald",
   "carat": 25,
   "length_mm": 20.47,
   "width_mm": 14.62,
   "length_in": 0.806,
   "width_in": 0.576,
   "ratio": 1.4,
   "faceup_area_mm2": 289.7
  },
  {
   "shape": "emerald",
   "carat": 30,
   "length_mm": 21.75,
   "width_mm": 15.54,
   "length_in": 0.856,
   "width_in": 0.612,
   "ratio": 1.4,
   "faceup_area_mm2": 327.1
  },
  {
   "shape": "emerald",
   "carat": 40,
   "length_mm": 23.94,
   "width_mm": 17.1,
   "length_in": 0.943,
   "width_in": 0.673,
   "ratio": 1.4,
   "faceup_area_mm2": 396.3
  },
  {
   "shape": "emerald",
   "carat": 50,
   "length_mm": 25.79,
   "width_mm": 18.42,
   "length_in": 1.015,
   "width_in": 0.725,
   "ratio": 1.4,
   "faceup_area_mm2": 459.8
  },
  {
   "shape": "emerald",
   "carat": 75,
   "length_mm": 29.52,
   "width_mm": 21.09,
   "length_in": 1.162,
   "width_in": 0.83,
   "ratio": 1.4,
   "faceup_area_mm2": 602.5
  },
  {
   "shape": "emerald",
   "carat": 100,
   "length_mm": 32.49,
   "width_mm": 23.21,
   "length_in": 1.279,
   "width_in": 0.914,
   "ratio": 1.4,
   "faceup_area_mm2": 729.9
  },
  {
   "shape": "asscher",
   "carat": 0.1,
   "length_mm": 2.55,
   "width_mm": 2.55,
   "length_in": 0.101,
   "width_in": 0.101,
   "ratio": 1,
   "faceup_area_mm2": 5.9
  },
  {
   "shape": "asscher",
   "carat": 0.15,
   "length_mm": 2.92,
   "width_mm": 2.92,
   "length_in": 0.115,
   "width_in": 0.115,
   "ratio": 1,
   "faceup_area_mm2": 7.8
  },
  {
   "shape": "asscher",
   "carat": 0.2,
   "length_mm": 3.22,
   "width_mm": 3.22,
   "length_in": 0.127,
   "width_in": 0.127,
   "ratio": 1,
   "faceup_area_mm2": 9.4
  },
  {
   "shape": "asscher",
   "carat": 0.25,
   "length_mm": 3.46,
   "width_mm": 3.46,
   "length_in": 0.136,
   "width_in": 0.136,
   "ratio": 1,
   "faceup_area_mm2": 10.9
  },
  {
   "shape": "asscher",
   "carat": 0.3,
   "length_mm": 3.68,
   "width_mm": 3.68,
   "length_in": 0.145,
   "width_in": 0.145,
   "ratio": 1,
   "faceup_area_mm2": 12.4
  },
  {
   "shape": "asscher",
   "carat": 0.33,
   "length_mm": 3.8,
   "width_mm": 3.8,
   "length_in": 0.15,
   "width_in": 0.15,
   "ratio": 1,
   "faceup_area_mm2": 13.2
  },
  {
   "shape": "asscher",
   "carat": 0.4,
   "length_mm": 4.05,
   "width_mm": 4.05,
   "length_in": 0.16,
   "width_in": 0.16,
   "ratio": 1,
   "faceup_area_mm2": 15
  },
  {
   "shape": "asscher",
   "carat": 0.5,
   "length_mm": 4.37,
   "width_mm": 4.37,
   "length_in": 0.172,
   "width_in": 0.172,
   "ratio": 1,
   "faceup_area_mm2": 17.4
  },
  {
   "shape": "asscher",
   "carat": 0.6,
   "length_mm": 4.64,
   "width_mm": 4.64,
   "length_in": 0.183,
   "width_in": 0.183,
   "ratio": 1,
   "faceup_area_mm2": 19.6
  },
  {
   "shape": "asscher",
   "carat": 0.7,
   "length_mm": 4.88,
   "width_mm": 4.88,
   "length_in": 0.192,
   "width_in": 0.192,
   "ratio": 1,
   "faceup_area_mm2": 21.7
  },
  {
   "shape": "asscher",
   "carat": 0.75,
   "length_mm": 5,
   "width_mm": 5,
   "length_in": 0.197,
   "width_in": 0.197,
   "ratio": 1,
   "faceup_area_mm2": 22.8
  },
  {
   "shape": "asscher",
   "carat": 0.8,
   "length_mm": 5.11,
   "width_mm": 5.11,
   "length_in": 0.201,
   "width_in": 0.201,
   "ratio": 1,
   "faceup_area_mm2": 23.8
  },
  {
   "shape": "asscher",
   "carat": 0.9,
   "length_mm": 5.31,
   "width_mm": 5.31,
   "length_in": 0.209,
   "width_in": 0.209,
   "ratio": 1,
   "faceup_area_mm2": 25.7
  },
  {
   "shape": "asscher",
   "carat": 1,
   "length_mm": 5.5,
   "width_mm": 5.5,
   "length_in": 0.217,
   "width_in": 0.217,
   "ratio": 1,
   "faceup_area_mm2": 27.6
  },
  {
   "shape": "asscher",
   "carat": 1.1,
   "length_mm": 5.68,
   "width_mm": 5.68,
   "length_in": 0.224,
   "width_in": 0.224,
   "ratio": 1,
   "faceup_area_mm2": 29.4
  },
  {
   "shape": "asscher",
   "carat": 1.2,
   "length_mm": 5.84,
   "width_mm": 5.84,
   "length_in": 0.23,
   "width_in": 0.23,
   "ratio": 1,
   "faceup_area_mm2": 31.2
  },
  {
   "shape": "asscher",
   "carat": 1.25,
   "length_mm": 5.92,
   "width_mm": 5.92,
   "length_in": 0.233,
   "width_in": 0.233,
   "ratio": 1,
   "faceup_area_mm2": 32
  },
  {
   "shape": "asscher",
   "carat": 1.3,
   "length_mm": 6,
   "width_mm": 6,
   "length_in": 0.236,
   "width_in": 0.236,
   "ratio": 1,
   "faceup_area_mm2": 32.9
  },
  {
   "shape": "asscher",
   "carat": 1.4,
   "length_mm": 6.15,
   "width_mm": 6.15,
   "length_in": 0.242,
   "width_in": 0.242,
   "ratio": 1,
   "faceup_area_mm2": 34.5
  },
  {
   "shape": "asscher",
   "carat": 1.5,
   "length_mm": 6.3,
   "width_mm": 6.3,
   "length_in": 0.248,
   "width_in": 0.248,
   "ratio": 1,
   "faceup_area_mm2": 36.2
  },
  {
   "shape": "asscher",
   "carat": 1.6,
   "length_mm": 6.43,
   "width_mm": 6.43,
   "length_in": 0.253,
   "width_in": 0.253,
   "ratio": 1,
   "faceup_area_mm2": 37.7
  },
  {
   "shape": "asscher",
   "carat": 1.7,
   "length_mm": 6.56,
   "width_mm": 6.56,
   "length_in": 0.258,
   "width_in": 0.258,
   "ratio": 1,
   "faceup_area_mm2": 39.3
  },
  {
   "shape": "asscher",
   "carat": 1.75,
   "length_mm": 6.63,
   "width_mm": 6.63,
   "length_in": 0.261,
   "width_in": 0.261,
   "ratio": 1,
   "faceup_area_mm2": 40.1
  },
  {
   "shape": "asscher",
   "carat": 1.8,
   "length_mm": 6.69,
   "width_mm": 6.69,
   "length_in": 0.263,
   "width_in": 0.263,
   "ratio": 1,
   "faceup_area_mm2": 40.8
  },
  {
   "shape": "asscher",
   "carat": 1.9,
   "length_mm": 6.81,
   "width_mm": 6.81,
   "length_in": 0.268,
   "width_in": 0.268,
   "ratio": 1,
   "faceup_area_mm2": 42.3
  },
  {
   "shape": "asscher",
   "carat": 2,
   "length_mm": 6.93,
   "width_mm": 6.93,
   "length_in": 0.273,
   "width_in": 0.273,
   "ratio": 1,
   "faceup_area_mm2": 43.8
  },
  {
   "shape": "asscher",
   "carat": 2.1,
   "length_mm": 7.04,
   "width_mm": 7.04,
   "length_in": 0.277,
   "width_in": 0.277,
   "ratio": 1,
   "faceup_area_mm2": 45.2
  },
  {
   "shape": "asscher",
   "carat": 2.2,
   "length_mm": 7.15,
   "width_mm": 7.15,
   "length_in": 0.282,
   "width_in": 0.282,
   "ratio": 1,
   "faceup_area_mm2": 46.7
  },
  {
   "shape": "asscher",
   "carat": 2.25,
   "length_mm": 7.21,
   "width_mm": 7.21,
   "length_in": 0.284,
   "width_in": 0.284,
   "ratio": 1,
   "faceup_area_mm2": 47.4
  },
  {
   "shape": "asscher",
   "carat": 2.3,
   "length_mm": 7.26,
   "width_mm": 7.26,
   "length_in": 0.286,
   "width_in": 0.286,
   "ratio": 1,
   "faceup_area_mm2": 48.1
  },
  {
   "shape": "asscher",
   "carat": 2.4,
   "length_mm": 7.36,
   "width_mm": 7.36,
   "length_in": 0.29,
   "width_in": 0.29,
   "ratio": 1,
   "faceup_area_mm2": 49.5
  },
  {
   "shape": "asscher",
   "carat": 2.5,
   "length_mm": 7.46,
   "width_mm": 7.46,
   "length_in": 0.294,
   "width_in": 0.294,
   "ratio": 1,
   "faceup_area_mm2": 50.8
  },
  {
   "shape": "asscher",
   "carat": 2.6,
   "length_mm": 7.56,
   "width_mm": 7.56,
   "length_in": 0.298,
   "width_in": 0.298,
   "ratio": 1,
   "faceup_area_mm2": 52.2
  },
  {
   "shape": "asscher",
   "carat": 2.7,
   "length_mm": 7.66,
   "width_mm": 7.66,
   "length_in": 0.302,
   "width_in": 0.302,
   "ratio": 1,
   "faceup_area_mm2": 53.5
  },
  {
   "shape": "asscher",
   "carat": 2.75,
   "length_mm": 7.71,
   "width_mm": 7.71,
   "length_in": 0.303,
   "width_in": 0.303,
   "ratio": 1,
   "faceup_area_mm2": 54.2
  },
  {
   "shape": "asscher",
   "carat": 2.8,
   "length_mm": 7.75,
   "width_mm": 7.75,
   "length_in": 0.305,
   "width_in": 0.305,
   "ratio": 1,
   "faceup_area_mm2": 54.8
  },
  {
   "shape": "asscher",
   "carat": 2.9,
   "length_mm": 7.84,
   "width_mm": 7.84,
   "length_in": 0.309,
   "width_in": 0.309,
   "ratio": 1,
   "faceup_area_mm2": 56.1
  },
  {
   "shape": "asscher",
   "carat": 3,
   "length_mm": 7.93,
   "width_mm": 7.93,
   "length_in": 0.312,
   "width_in": 0.312,
   "ratio": 1,
   "faceup_area_mm2": 57.4
  },
  {
   "shape": "asscher",
   "carat": 3.25,
   "length_mm": 8.15,
   "width_mm": 8.15,
   "length_in": 0.321,
   "width_in": 0.321,
   "ratio": 1,
   "faceup_area_mm2": 60.5
  },
  {
   "shape": "asscher",
   "carat": 3.5,
   "length_mm": 8.35,
   "width_mm": 8.35,
   "length_in": 0.329,
   "width_in": 0.329,
   "ratio": 1,
   "faceup_area_mm2": 63.6
  },
  {
   "shape": "asscher",
   "carat": 3.75,
   "length_mm": 8.54,
   "width_mm": 8.54,
   "length_in": 0.336,
   "width_in": 0.336,
   "ratio": 1,
   "faceup_area_mm2": 66.6
  },
  {
   "shape": "asscher",
   "carat": 4,
   "length_mm": 8.73,
   "width_mm": 8.73,
   "length_in": 0.344,
   "width_in": 0.344,
   "ratio": 1,
   "faceup_area_mm2": 69.5
  },
  {
   "shape": "asscher",
   "carat": 4.5,
   "length_mm": 9.08,
   "width_mm": 9.08,
   "length_in": 0.357,
   "width_in": 0.357,
   "ratio": 1,
   "faceup_area_mm2": 75.2
  },
  {
   "shape": "asscher",
   "carat": 5,
   "length_mm": 9.4,
   "width_mm": 9.4,
   "length_in": 0.37,
   "width_in": 0.37,
   "ratio": 1,
   "faceup_area_mm2": 80.7
  },
  {
   "shape": "asscher",
   "carat": 6,
   "length_mm": 9.99,
   "width_mm": 9.99,
   "length_in": 0.393,
   "width_in": 0.393,
   "ratio": 1,
   "faceup_area_mm2": 91.1
  },
  {
   "shape": "asscher",
   "carat": 7,
   "length_mm": 10.52,
   "width_mm": 10.52,
   "length_in": 0.414,
   "width_in": 0.414,
   "ratio": 1,
   "faceup_area_mm2": 101
  },
  {
   "shape": "asscher",
   "carat": 8,
   "length_mm": 11,
   "width_mm": 11,
   "length_in": 0.433,
   "width_in": 0.433,
   "ratio": 1,
   "faceup_area_mm2": 110.4
  },
  {
   "shape": "asscher",
   "carat": 9,
   "length_mm": 11.44,
   "width_mm": 11.44,
   "length_in": 0.45,
   "width_in": 0.45,
   "ratio": 1,
   "faceup_area_mm2": 119.4
  },
  {
   "shape": "asscher",
   "carat": 10,
   "length_mm": 11.85,
   "width_mm": 11.85,
   "length_in": 0.467,
   "width_in": 0.467,
   "ratio": 1,
   "faceup_area_mm2": 128.1
  },
  {
   "shape": "asscher",
   "carat": 12,
   "length_mm": 12.59,
   "width_mm": 12.59,
   "length_in": 0.496,
   "width_in": 0.496,
   "ratio": 1,
   "faceup_area_mm2": 144.6
  },
  {
   "shape": "asscher",
   "carat": 15,
   "length_mm": 13.56,
   "width_mm": 13.56,
   "length_in": 0.534,
   "width_in": 0.534,
   "ratio": 1,
   "faceup_area_mm2": 167.8
  },
  {
   "shape": "asscher",
   "carat": 20,
   "length_mm": 14.93,
   "width_mm": 14.93,
   "length_in": 0.588,
   "width_in": 0.588,
   "ratio": 1,
   "faceup_area_mm2": 203.3
  },
  {
   "shape": "asscher",
   "carat": 25,
   "length_mm": 16.08,
   "width_mm": 16.08,
   "length_in": 0.633,
   "width_in": 0.633,
   "ratio": 1,
   "faceup_area_mm2": 235.9
  },
  {
   "shape": "asscher",
   "carat": 30,
   "length_mm": 17.09,
   "width_mm": 17.09,
   "length_in": 0.673,
   "width_in": 0.673,
   "ratio": 1,
   "faceup_area_mm2": 266.4
  },
  {
   "shape": "asscher",
   "carat": 40,
   "length_mm": 18.81,
   "width_mm": 18.81,
   "length_in": 0.741,
   "width_in": 0.741,
   "ratio": 1,
   "faceup_area_mm2": 322.7
  },
  {
   "shape": "asscher",
   "carat": 50,
   "length_mm": 20.26,
   "width_mm": 20.26,
   "length_in": 0.798,
   "width_in": 0.798,
   "ratio": 1,
   "faceup_area_mm2": 374.4
  },
  {
   "shape": "asscher",
   "carat": 75,
   "length_mm": 23.19,
   "width_mm": 23.19,
   "length_in": 0.913,
   "width_in": 0.913,
   "ratio": 1,
   "faceup_area_mm2": 490.6
  },
  {
   "shape": "asscher",
   "carat": 100,
   "length_mm": 25.53,
   "width_mm": 25.53,
   "length_in": 1.005,
   "width_in": 1.005,
   "ratio": 1,
   "faceup_area_mm2": 594.4
  },
  {
   "shape": "radiant",
   "carat": 0.1,
   "length_mm": 3.02,
   "width_mm": 2.32,
   "length_in": 0.119,
   "width_in": 0.091,
   "ratio": 1.3,
   "faceup_area_mm2": 6.9
  },
  {
   "shape": "radiant",
   "carat": 0.15,
   "length_mm": 3.45,
   "width_mm": 2.66,
   "length_in": 0.136,
   "width_in": 0.105,
   "ratio": 1.3,
   "faceup_area_mm2": 9
  },
  {
   "shape": "radiant",
   "carat": 0.2,
   "length_mm": 3.8,
   "width_mm": 2.92,
   "length_in": 0.15,
   "width_in": 0.115,
   "ratio": 1.3,
   "faceup_area_mm2": 10.9
  },
  {
   "shape": "radiant",
   "carat": 0.25,
   "length_mm": 4.09,
   "width_mm": 3.15,
   "length_in": 0.161,
   "width_in": 0.124,
   "ratio": 1.3,
   "faceup_area_mm2": 12.7
  },
  {
   "shape": "radiant",
   "carat": 0.3,
   "length_mm": 4.35,
   "width_mm": 3.35,
   "length_in": 0.171,
   "width_in": 0.132,
   "ratio": 1.3,
   "faceup_area_mm2": 14.3
  },
  {
   "shape": "radiant",
   "carat": 0.33,
   "length_mm": 4.49,
   "width_mm": 3.46,
   "length_in": 0.177,
   "width_in": 0.136,
   "ratio": 1.3,
   "faceup_area_mm2": 15.2
  },
  {
   "shape": "radiant",
   "carat": 0.4,
   "length_mm": 4.79,
   "width_mm": 3.68,
   "length_in": 0.189,
   "width_in": 0.145,
   "ratio": 1.3,
   "faceup_area_mm2": 17.3
  },
  {
   "shape": "radiant",
   "carat": 0.5,
   "length_mm": 5.16,
   "width_mm": 3.97,
   "length_in": 0.203,
   "width_in": 0.156,
   "ratio": 1.3,
   "faceup_area_mm2": 20.1
  },
  {
   "shape": "radiant",
   "carat": 0.6,
   "length_mm": 5.48,
   "width_mm": 4.22,
   "length_in": 0.216,
   "width_in": 0.166,
   "ratio": 1.3,
   "faceup_area_mm2": 22.7
  },
  {
   "shape": "radiant",
   "carat": 0.7,
   "length_mm": 5.77,
   "width_mm": 4.44,
   "length_in": 0.227,
   "width_in": 0.175,
   "ratio": 1.3,
   "faceup_area_mm2": 25.1
  },
  {
   "shape": "radiant",
   "carat": 0.75,
   "length_mm": 5.91,
   "width_mm": 4.54,
   "length_in": 0.233,
   "width_in": 0.179,
   "ratio": 1.3,
   "faceup_area_mm2": 26.3
  },
  {
   "shape": "radiant",
   "carat": 0.8,
   "length_mm": 6.03,
   "width_mm": 4.64,
   "length_in": 0.238,
   "width_in": 0.183,
   "ratio": 1.3,
   "faceup_area_mm2": 27.5
  },
  {
   "shape": "radiant",
   "carat": 0.9,
   "length_mm": 6.28,
   "width_mm": 4.83,
   "length_in": 0.247,
   "width_in": 0.19,
   "ratio": 1.3,
   "faceup_area_mm2": 29.7
  },
  {
   "shape": "radiant",
   "carat": 1,
   "length_mm": 6.5,
   "width_mm": 5,
   "length_in": 0.256,
   "width_in": 0.197,
   "ratio": 1.3,
   "faceup_area_mm2": 31.9
  },
  {
   "shape": "radiant",
   "carat": 1.1,
   "length_mm": 6.71,
   "width_mm": 5.16,
   "length_in": 0.264,
   "width_in": 0.203,
   "ratio": 1.3,
   "faceup_area_mm2": 34
  },
  {
   "shape": "radiant",
   "carat": 1.2,
   "length_mm": 6.91,
   "width_mm": 5.31,
   "length_in": 0.272,
   "width_in": 0.209,
   "ratio": 1.3,
   "faceup_area_mm2": 36
  },
  {
   "shape": "radiant",
   "carat": 1.25,
   "length_mm": 7,
   "width_mm": 5.39,
   "length_in": 0.276,
   "width_in": 0.212,
   "ratio": 1.3,
   "faceup_area_mm2": 37
  },
  {
   "shape": "radiant",
   "carat": 1.3,
   "length_mm": 7.09,
   "width_mm": 5.46,
   "length_in": 0.279,
   "width_in": 0.215,
   "ratio": 1.3,
   "faceup_area_mm2": 38
  },
  {
   "shape": "radiant",
   "carat": 1.4,
   "length_mm": 7.27,
   "width_mm": 5.59,
   "length_in": 0.286,
   "width_in": 0.22,
   "ratio": 1.3,
   "faceup_area_mm2": 39.9
  },
  {
   "shape": "radiant",
   "carat": 1.5,
   "length_mm": 7.44,
   "width_mm": 5.72,
   "length_in": 0.293,
   "width_in": 0.225,
   "ratio": 1.3,
   "faceup_area_mm2": 41.8
  },
  {
   "shape": "radiant",
   "carat": 1.6,
   "length_mm": 7.6,
   "width_mm": 5.85,
   "length_in": 0.299,
   "width_in": 0.23,
   "ratio": 1.3,
   "faceup_area_mm2": 43.6
  },
  {
   "shape": "radiant",
   "carat": 1.7,
   "length_mm": 7.76,
   "width_mm": 5.97,
   "length_in": 0.305,
   "width_in": 0.235,
   "ratio": 1.3,
   "faceup_area_mm2": 45.4
  },
  {
   "shape": "radiant",
   "carat": 1.75,
   "length_mm": 7.83,
   "width_mm": 6.03,
   "length_in": 0.308,
   "width_in": 0.237,
   "ratio": 1.3,
   "faceup_area_mm2": 46.3
  },
  {
   "shape": "radiant",
   "carat": 1.8,
   "length_mm": 7.91,
   "width_mm": 6.08,
   "length_in": 0.311,
   "width_in": 0.239,
   "ratio": 1.3,
   "faceup_area_mm2": 47.2
  },
  {
   "shape": "radiant",
   "carat": 1.9,
   "length_mm": 8.05,
   "width_mm": 6.19,
   "length_in": 0.317,
   "width_in": 0.244,
   "ratio": 1.3,
   "faceup_area_mm2": 48.9
  },
  {
   "shape": "radiant",
   "carat": 2,
   "length_mm": 8.19,
   "width_mm": 6.3,
   "length_in": 0.322,
   "width_in": 0.248,
   "ratio": 1.3,
   "faceup_area_mm2": 50.6
  },
  {
   "shape": "radiant",
   "carat": 2.1,
   "length_mm": 8.32,
   "width_mm": 6.4,
   "length_in": 0.328,
   "width_in": 0.252,
   "ratio": 1.3,
   "faceup_area_mm2": 52.3
  },
  {
   "shape": "radiant",
   "carat": 2.2,
   "length_mm": 8.45,
   "width_mm": 6.5,
   "length_in": 0.333,
   "width_in": 0.256,
   "ratio": 1.3,
   "faceup_area_mm2": 53.9
  },
  {
   "shape": "radiant",
   "carat": 2.25,
   "length_mm": 8.52,
   "width_mm": 6.55,
   "length_in": 0.335,
   "width_in": 0.258,
   "ratio": 1.3,
   "faceup_area_mm2": 54.7
  },
  {
   "shape": "radiant",
   "carat": 2.3,
   "length_mm": 8.58,
   "width_mm": 6.6,
   "length_in": 0.338,
   "width_in": 0.26,
   "ratio": 1.3,
   "faceup_area_mm2": 55.6
  },
  {
   "shape": "radiant",
   "carat": 2.4,
   "length_mm": 8.7,
   "width_mm": 6.69,
   "length_in": 0.343,
   "width_in": 0.264,
   "ratio": 1.3,
   "faceup_area_mm2": 57.2
  },
  {
   "shape": "radiant",
   "carat": 2.5,
   "length_mm": 8.82,
   "width_mm": 6.79,
   "length_in": 0.347,
   "width_in": 0.267,
   "ratio": 1.3,
   "faceup_area_mm2": 58.7
  },
  {
   "shape": "radiant",
   "carat": 2.6,
   "length_mm": 8.94,
   "width_mm": 6.88,
   "length_in": 0.352,
   "width_in": 0.271,
   "ratio": 1.3,
   "faceup_area_mm2": 60.3
  },
  {
   "shape": "radiant",
   "carat": 2.7,
   "length_mm": 9.05,
   "width_mm": 6.96,
   "length_in": 0.356,
   "width_in": 0.274,
   "ratio": 1.3,
   "faceup_area_mm2": 61.8
  },
  {
   "shape": "radiant",
   "carat": 2.75,
   "length_mm": 9.11,
   "width_mm": 7.01,
   "length_in": 0.359,
   "width_in": 0.276,
   "ratio": 1.3,
   "faceup_area_mm2": 62.6
  },
  {
   "shape": "radiant",
   "carat": 2.8,
   "length_mm": 9.16,
   "width_mm": 7.05,
   "length_in": 0.361,
   "width_in": 0.277,
   "ratio": 1.3,
   "faceup_area_mm2": 63.3
  },
  {
   "shape": "radiant",
   "carat": 2.9,
   "length_mm": 9.27,
   "width_mm": 7.13,
   "length_in": 0.365,
   "width_in": 0.281,
   "ratio": 1.3,
   "faceup_area_mm2": 64.8
  },
  {
   "shape": "radiant",
   "carat": 3,
   "length_mm": 9.37,
   "width_mm": 7.21,
   "length_in": 0.369,
   "width_in": 0.284,
   "ratio": 1.3,
   "faceup_area_mm2": 66.3
  },
  {
   "shape": "radiant",
   "carat": 3.25,
   "length_mm": 9.63,
   "width_mm": 7.41,
   "length_in": 0.379,
   "width_in": 0.292,
   "ratio": 1.3,
   "faceup_area_mm2": 70
  },
  {
   "shape": "radiant",
   "carat": 3.5,
   "length_mm": 9.87,
   "width_mm": 7.59,
   "length_in": 0.389,
   "width_in": 0.299,
   "ratio": 1.3,
   "faceup_area_mm2": 73.5
  },
  {
   "shape": "radiant",
   "carat": 3.75,
   "length_mm": 10.1,
   "width_mm": 7.77,
   "length_in": 0.398,
   "width_in": 0.306,
   "ratio": 1.3,
   "faceup_area_mm2": 77
  },
  {
   "shape": "radiant",
   "carat": 4,
   "length_mm": 10.32,
   "width_mm": 7.94,
   "length_in": 0.406,
   "width_in": 0.312,
   "ratio": 1.3,
   "faceup_area_mm2": 80.3
  },
  {
   "shape": "radiant",
   "carat": 4.5,
   "length_mm": 10.73,
   "width_mm": 8.25,
   "length_in": 0.422,
   "width_in": 0.325,
   "ratio": 1.3,
   "faceup_area_mm2": 86.9
  },
  {
   "shape": "radiant",
   "carat": 5,
   "length_mm": 11.11,
   "width_mm": 8.55,
   "length_in": 0.438,
   "width_in": 0.337,
   "ratio": 1.3,
   "faceup_area_mm2": 93.2
  },
  {
   "shape": "radiant",
   "carat": 6,
   "length_mm": 11.81,
   "width_mm": 9.09,
   "length_in": 0.465,
   "width_in": 0.358,
   "ratio": 1.3,
   "faceup_area_mm2": 105.3
  },
  {
   "shape": "radiant",
   "carat": 7,
   "length_mm": 12.43,
   "width_mm": 9.56,
   "length_in": 0.49,
   "width_in": 0.377,
   "ratio": 1.3,
   "faceup_area_mm2": 116.7
  },
  {
   "shape": "radiant",
   "carat": 8,
   "length_mm": 13,
   "width_mm": 10,
   "length_in": 0.512,
   "width_in": 0.394,
   "ratio": 1.3,
   "faceup_area_mm2": 127.5
  },
  {
   "shape": "radiant",
   "carat": 9,
   "length_mm": 13.52,
   "width_mm": 10.4,
   "length_in": 0.532,
   "width_in": 0.409,
   "ratio": 1.3,
   "faceup_area_mm2": 137.9
  },
  {
   "shape": "radiant",
   "carat": 10,
   "length_mm": 14,
   "width_mm": 10.77,
   "length_in": 0.551,
   "width_in": 0.424,
   "ratio": 1.3,
   "faceup_area_mm2": 148
  },
  {
   "shape": "radiant",
   "carat": 12,
   "length_mm": 14.88,
   "width_mm": 11.45,
   "length_in": 0.586,
   "width_in": 0.451,
   "ratio": 1.3,
   "faceup_area_mm2": 167.1
  },
  {
   "shape": "radiant",
   "carat": 15,
   "length_mm": 16.03,
   "width_mm": 12.33,
   "length_in": 0.631,
   "width_in": 0.485,
   "ratio": 1.3,
   "faceup_area_mm2": 193.9
  },
  {
   "shape": "radiant",
   "carat": 20,
   "length_mm": 17.64,
   "width_mm": 13.57,
   "length_in": 0.695,
   "width_in": 0.534,
   "ratio": 1.3,
   "faceup_area_mm2": 234.9
  },
  {
   "shape": "radiant",
   "carat": 25,
   "length_mm": 19.01,
   "width_mm": 14.62,
   "length_in": 0.748,
   "width_in": 0.576,
   "ratio": 1.3,
   "faceup_area_mm2": 272.6
  },
  {
   "shape": "radiant",
   "carat": 30,
   "length_mm": 20.2,
   "width_mm": 15.54,
   "length_in": 0.795,
   "width_in": 0.612,
   "ratio": 1.3,
   "faceup_area_mm2": 307.8
  },
  {
   "shape": "radiant",
   "carat": 40,
   "length_mm": 22.23,
   "width_mm": 17.1,
   "length_in": 0.875,
   "width_in": 0.673,
   "ratio": 1.3,
   "faceup_area_mm2": 372.9
  },
  {
   "shape": "radiant",
   "carat": 50,
   "length_mm": 23.95,
   "width_mm": 18.42,
   "length_in": 0.943,
   "width_in": 0.725,
   "ratio": 1.3,
   "faceup_area_mm2": 432.7
  },
  {
   "shape": "radiant",
   "carat": 75,
   "length_mm": 27.41,
   "width_mm": 21.09,
   "length_in": 1.079,
   "width_in": 0.83,
   "ratio": 1.3,
   "faceup_area_mm2": 567
  },
  {
   "shape": "radiant",
   "carat": 100,
   "length_mm": 30.17,
   "width_mm": 23.21,
   "length_in": 1.188,
   "width_in": 0.914,
   "ratio": 1.3,
   "faceup_area_mm2": 686.9
  },
  {
   "shape": "pear",
   "carat": 0.1,
   "length_mm": 3.95,
   "width_mm": 2.55,
   "length_in": 0.155,
   "width_in": 0.101,
   "ratio": 1.55,
   "faceup_area_mm2": 6.8
  },
  {
   "shape": "pear",
   "carat": 0.15,
   "length_mm": 4.52,
   "width_mm": 2.92,
   "length_in": 0.178,
   "width_in": 0.115,
   "ratio": 1.55,
   "faceup_area_mm2": 9
  },
  {
   "shape": "pear",
   "carat": 0.2,
   "length_mm": 4.97,
   "width_mm": 3.22,
   "length_in": 0.196,
   "width_in": 0.127,
   "ratio": 1.55,
   "faceup_area_mm2": 10.9
  },
  {
   "shape": "pear",
   "carat": 0.25,
   "length_mm": 5.35,
   "width_mm": 3.46,
   "length_in": 0.211,
   "width_in": 0.136,
   "ratio": 1.55,
   "faceup_area_mm2": 12.6
  },
  {
   "shape": "pear",
   "carat": 0.3,
   "length_mm": 5.69,
   "width_mm": 3.68,
   "length_in": 0.224,
   "width_in": 0.145,
   "ratio": 1.55,
   "faceup_area_mm2": 14.2
  },
  {
   "shape": "pear",
   "carat": 0.33,
   "length_mm": 5.87,
   "width_mm": 3.8,
   "length_in": 0.231,
   "width_in": 0.15,
   "ratio": 1.55,
   "faceup_area_mm2": 15.2
  },
  {
   "shape": "pear",
   "carat": 0.4,
   "length_mm": 6.26,
   "width_mm": 4.05,
   "length_in": 0.247,
   "width_in": 0.16,
   "ratio": 1.55,
   "faceup_area_mm2": 17.2
  },
  {
   "shape": "pear",
   "carat": 0.5,
   "length_mm": 6.75,
   "width_mm": 4.37,
   "length_in": 0.266,
   "width_in": 0.172,
   "ratio": 1.55,
   "faceup_area_mm2": 20
  },
  {
   "shape": "pear",
   "carat": 0.6,
   "length_mm": 7.17,
   "width_mm": 4.64,
   "length_in": 0.282,
   "width_in": 0.183,
   "ratio": 1.55,
   "faceup_area_mm2": 22.6
  },
  {
   "shape": "pear",
   "carat": 0.7,
   "length_mm": 7.55,
   "width_mm": 4.88,
   "length_in": 0.297,
   "width_in": 0.192,
   "ratio": 1.55,
   "faceup_area_mm2": 25
  },
  {
   "shape": "pear",
   "carat": 0.75,
   "length_mm": 7.72,
   "width_mm": 5,
   "length_in": 0.304,
   "width_in": 0.197,
   "ratio": 1.55,
   "faceup_area_mm2": 26.2
  },
  {
   "shape": "pear",
   "carat": 0.8,
   "length_mm": 7.89,
   "width_mm": 5.11,
   "length_in": 0.311,
   "width_in": 0.201,
   "ratio": 1.55,
   "faceup_area_mm2": 27.4
  },
  {
   "shape": "pear",
   "carat": 0.9,
   "length_mm": 8.21,
   "width_mm": 5.31,
   "length_in": 0.323,
   "width_in": 0.209,
   "ratio": 1.55,
   "faceup_area_mm2": 29.6
  },
  {
   "shape": "pear",
   "carat": 1,
   "length_mm": 8.5,
   "width_mm": 5.5,
   "length_in": 0.335,
   "width_in": 0.217,
   "ratio": 1.55,
   "faceup_area_mm2": 31.7
  },
  {
   "shape": "pear",
   "carat": 1.1,
   "length_mm": 8.77,
   "width_mm": 5.68,
   "length_in": 0.345,
   "width_in": 0.224,
   "ratio": 1.55,
   "faceup_area_mm2": 33.8
  },
  {
   "shape": "pear",
   "carat": 1.2,
   "length_mm": 9.03,
   "width_mm": 5.84,
   "length_in": 0.356,
   "width_in": 0.23,
   "ratio": 1.55,
   "faceup_area_mm2": 35.8
  },
  {
   "shape": "pear",
   "carat": 1.25,
   "length_mm": 9.16,
   "width_mm": 5.92,
   "length_in": 0.36,
   "width_in": 0.233,
   "ratio": 1.55,
   "faceup_area_mm2": 36.8
  },
  {
   "shape": "pear",
   "carat": 1.3,
   "length_mm": 9.28,
   "width_mm": 6,
   "length_in": 0.365,
   "width_in": 0.236,
   "ratio": 1.55,
   "faceup_area_mm2": 37.8
  },
  {
   "shape": "pear",
   "carat": 1.4,
   "length_mm": 9.51,
   "width_mm": 6.15,
   "length_in": 0.374,
   "width_in": 0.242,
   "ratio": 1.55,
   "faceup_area_mm2": 39.7
  },
  {
   "shape": "pear",
   "carat": 1.5,
   "length_mm": 9.73,
   "width_mm": 6.3,
   "length_in": 0.383,
   "width_in": 0.248,
   "ratio": 1.55,
   "faceup_area_mm2": 41.6
  },
  {
   "shape": "pear",
   "carat": 1.6,
   "length_mm": 9.94,
   "width_mm": 6.43,
   "length_in": 0.391,
   "width_in": 0.253,
   "ratio": 1.55,
   "faceup_area_mm2": 43.4
  },
  {
   "shape": "pear",
   "carat": 1.7,
   "length_mm": 10.14,
   "width_mm": 6.56,
   "length_in": 0.399,
   "width_in": 0.258,
   "ratio": 1.55,
   "faceup_area_mm2": 45.2
  },
  {
   "shape": "pear",
   "carat": 1.75,
   "length_mm": 10.24,
   "width_mm": 6.63,
   "length_in": 0.403,
   "width_in": 0.261,
   "ratio": 1.55,
   "faceup_area_mm2": 46.1
  },
  {
   "shape": "pear",
   "carat": 1.8,
   "length_mm": 10.34,
   "width_mm": 6.69,
   "length_in": 0.407,
   "width_in": 0.263,
   "ratio": 1.55,
   "faceup_area_mm2": 47
  },
  {
   "shape": "pear",
   "carat": 1.9,
   "length_mm": 10.53,
   "width_mm": 6.81,
   "length_in": 0.414,
   "width_in": 0.268,
   "ratio": 1.55,
   "faceup_area_mm2": 48.7
  },
  {
   "shape": "pear",
   "carat": 2,
   "length_mm": 10.71,
   "width_mm": 6.93,
   "length_in": 0.422,
   "width_in": 0.273,
   "ratio": 1.55,
   "faceup_area_mm2": 50.4
  },
  {
   "shape": "pear",
   "carat": 2.1,
   "length_mm": 10.88,
   "width_mm": 7.04,
   "length_in": 0.429,
   "width_in": 0.277,
   "ratio": 1.55,
   "faceup_area_mm2": 52.1
  },
  {
   "shape": "pear",
   "carat": 2.2,
   "length_mm": 11.06,
   "width_mm": 7.15,
   "length_in": 0.435,
   "width_in": 0.282,
   "ratio": 1.55,
   "faceup_area_mm2": 53.7
  },
  {
   "shape": "pear",
   "carat": 2.25,
   "length_mm": 11.14,
   "width_mm": 7.21,
   "length_in": 0.439,
   "width_in": 0.284,
   "ratio": 1.55,
   "faceup_area_mm2": 54.5
  },
  {
   "shape": "pear",
   "carat": 2.3,
   "length_mm": 11.22,
   "width_mm": 7.26,
   "length_in": 0.442,
   "width_in": 0.286,
   "ratio": 1.55,
   "faceup_area_mm2": 55.3
  },
  {
   "shape": "pear",
   "carat": 2.4,
   "length_mm": 11.38,
   "width_mm": 7.36,
   "length_in": 0.448,
   "width_in": 0.29,
   "ratio": 1.55,
   "faceup_area_mm2": 56.9
  },
  {
   "shape": "pear",
   "carat": 2.5,
   "length_mm": 11.54,
   "width_mm": 7.46,
   "length_in": 0.454,
   "width_in": 0.294,
   "ratio": 1.55,
   "faceup_area_mm2": 58.5
  },
  {
   "shape": "pear",
   "carat": 2.6,
   "length_mm": 11.69,
   "width_mm": 7.56,
   "length_in": 0.46,
   "width_in": 0.298,
   "ratio": 1.55,
   "faceup_area_mm2": 60
  },
  {
   "shape": "pear",
   "carat": 2.7,
   "length_mm": 11.84,
   "width_mm": 7.66,
   "length_in": 0.466,
   "width_in": 0.302,
   "ratio": 1.55,
   "faceup_area_mm2": 61.5
  },
  {
   "shape": "pear",
   "carat": 2.75,
   "length_mm": 11.91,
   "width_mm": 7.71,
   "length_in": 0.469,
   "width_in": 0.303,
   "ratio": 1.55,
   "faceup_area_mm2": 62.3
  },
  {
   "shape": "pear",
   "carat": 2.8,
   "length_mm": 11.98,
   "width_mm": 7.75,
   "length_in": 0.472,
   "width_in": 0.305,
   "ratio": 1.55,
   "faceup_area_mm2": 63.1
  },
  {
   "shape": "pear",
   "carat": 2.9,
   "length_mm": 12.12,
   "width_mm": 7.84,
   "length_in": 0.477,
   "width_in": 0.309,
   "ratio": 1.55,
   "faceup_area_mm2": 64.6
  },
  {
   "shape": "pear",
   "carat": 3,
   "length_mm": 12.26,
   "width_mm": 7.93,
   "length_in": 0.483,
   "width_in": 0.312,
   "ratio": 1.55,
   "faceup_area_mm2": 66
  },
  {
   "shape": "pear",
   "carat": 3.25,
   "length_mm": 12.59,
   "width_mm": 8.15,
   "length_in": 0.496,
   "width_in": 0.321,
   "ratio": 1.55,
   "faceup_area_mm2": 69.6
  },
  {
   "shape": "pear",
   "carat": 3.5,
   "length_mm": 12.91,
   "width_mm": 8.35,
   "length_in": 0.508,
   "width_in": 0.329,
   "ratio": 1.55,
   "faceup_area_mm2": 73.2
  },
  {
   "shape": "pear",
   "carat": 3.75,
   "length_mm": 13.21,
   "width_mm": 8.54,
   "length_in": 0.52,
   "width_in": 0.336,
   "ratio": 1.55,
   "faceup_area_mm2": 76.6
  },
  {
   "shape": "pear",
   "carat": 4,
   "length_mm": 13.49,
   "width_mm": 8.73,
   "length_in": 0.531,
   "width_in": 0.344,
   "ratio": 1.55,
   "faceup_area_mm2": 80
  },
  {
   "shape": "pear",
   "carat": 4.5,
   "length_mm": 14.03,
   "width_mm": 9.08,
   "length_in": 0.552,
   "width_in": 0.357,
   "ratio": 1.55,
   "faceup_area_mm2": 86.5
  },
  {
   "shape": "pear",
   "carat": 5,
   "length_mm": 14.53,
   "width_mm": 9.4,
   "length_in": 0.572,
   "width_in": 0.37,
   "ratio": 1.55,
   "faceup_area_mm2": 92.8
  },
  {
   "shape": "pear",
   "carat": 6,
   "length_mm": 15.45,
   "width_mm": 9.99,
   "length_in": 0.608,
   "width_in": 0.393,
   "ratio": 1.55,
   "faceup_area_mm2": 104.8
  },
  {
   "shape": "pear",
   "carat": 7,
   "length_mm": 16.26,
   "width_mm": 10.52,
   "length_in": 0.64,
   "width_in": 0.414,
   "ratio": 1.55,
   "faceup_area_mm2": 116.2
  },
  {
   "shape": "pear",
   "carat": 8,
   "length_mm": 17,
   "width_mm": 11,
   "length_in": 0.669,
   "width_in": 0.433,
   "ratio": 1.55,
   "faceup_area_mm2": 127
  },
  {
   "shape": "pear",
   "carat": 9,
   "length_mm": 17.68,
   "width_mm": 11.44,
   "length_in": 0.696,
   "width_in": 0.45,
   "ratio": 1.55,
   "faceup_area_mm2": 137.3
  },
  {
   "shape": "pear",
   "carat": 10,
   "length_mm": 18.31,
   "width_mm": 11.85,
   "length_in": 0.721,
   "width_in": 0.467,
   "ratio": 1.55,
   "faceup_area_mm2": 147.3
  },
  {
   "shape": "pear",
   "carat": 12,
   "length_mm": 19.46,
   "width_mm": 12.59,
   "length_in": 0.766,
   "width_in": 0.496,
   "ratio": 1.55,
   "faceup_area_mm2": 166.4
  },
  {
   "shape": "pear",
   "carat": 15,
   "length_mm": 20.96,
   "width_mm": 13.56,
   "length_in": 0.825,
   "width_in": 0.534,
   "ratio": 1.55,
   "faceup_area_mm2": 193.1
  },
  {
   "shape": "pear",
   "carat": 20,
   "length_mm": 23.07,
   "width_mm": 14.93,
   "length_in": 0.908,
   "width_in": 0.588,
   "ratio": 1.55,
   "faceup_area_mm2": 233.9
  },
  {
   "shape": "pear",
   "carat": 25,
   "length_mm": 24.85,
   "width_mm": 16.08,
   "length_in": 0.979,
   "width_in": 0.633,
   "ratio": 1.55,
   "faceup_area_mm2": 271.4
  },
  {
   "shape": "pear",
   "carat": 30,
   "length_mm": 26.41,
   "width_mm": 17.09,
   "length_in": 1.04,
   "width_in": 0.673,
   "ratio": 1.55,
   "faceup_area_mm2": 306.5
  },
  {
   "shape": "pear",
   "carat": 40,
   "length_mm": 29.07,
   "width_mm": 18.81,
   "length_in": 1.144,
   "width_in": 0.741,
   "ratio": 1.55,
   "faceup_area_mm2": 371.3
  },
  {
   "shape": "pear",
   "carat": 50,
   "length_mm": 31.31,
   "width_mm": 20.26,
   "length_in": 1.233,
   "width_in": 0.798,
   "ratio": 1.55,
   "faceup_area_mm2": 430.8
  },
  {
   "shape": "pear",
   "carat": 75,
   "length_mm": 35.85,
   "width_mm": 23.19,
   "length_in": 1.411,
   "width_in": 0.913,
   "ratio": 1.55,
   "faceup_area_mm2": 564.5
  },
  {
   "shape": "pear",
   "carat": 100,
   "length_mm": 39.45,
   "width_mm": 25.53,
   "length_in": 1.553,
   "width_in": 1.005,
   "ratio": 1.55,
   "faceup_area_mm2": 683.9
  },
  {
   "shape": "marquise",
   "carat": 0.1,
   "length_mm": 4.83,
   "width_mm": 2.41,
   "length_in": 0.19,
   "width_in": 0.095,
   "ratio": 2,
   "faceup_area_mm2": 8.1
  },
  {
   "shape": "marquise",
   "carat": 0.15,
   "length_mm": 5.53,
   "width_mm": 2.76,
   "length_in": 0.218,
   "width_in": 0.109,
   "ratio": 2,
   "faceup_area_mm2": 10.7
  },
  {
   "shape": "marquise",
   "carat": 0.2,
   "length_mm": 6.08,
   "width_mm": 3.04,
   "length_in": 0.239,
   "width_in": 0.12,
   "ratio": 2,
   "faceup_area_mm2": 12.9
  },
  {
   "shape": "marquise",
   "carat": 0.25,
   "length_mm": 6.55,
   "width_mm": 3.28,
   "length_in": 0.258,
   "width_in": 0.129,
   "ratio": 2,
   "faceup_area_mm2": 15
  },
  {
   "shape": "marquise",
   "carat": 0.3,
   "length_mm": 6.96,
   "width_mm": 3.48,
   "length_in": 0.274,
   "width_in": 0.137,
   "ratio": 2,
   "faceup_area_mm2": 16.9
  },
  {
   "shape": "marquise",
   "carat": 0.33,
   "length_mm": 7.19,
   "width_mm": 3.59,
   "length_in": 0.283,
   "width_in": 0.141,
   "ratio": 2,
   "faceup_area_mm2": 18.1
  },
  {
   "shape": "marquise",
   "carat": 0.4,
   "length_mm": 7.66,
   "width_mm": 3.83,
   "length_in": 0.302,
   "width_in": 0.151,
   "ratio": 2,
   "faceup_area_mm2": 20.5
  },
  {
   "shape": "marquise",
   "carat": 0.5,
   "length_mm": 8.25,
   "width_mm": 4.13,
   "length_in": 0.325,
   "width_in": 0.162,
   "ratio": 2,
   "faceup_area_mm2": 23.8
  },
  {
   "shape": "marquise",
   "carat": 0.6,
   "length_mm": 8.77,
   "width_mm": 4.39,
   "length_in": 0.345,
   "width_in": 0.173,
   "ratio": 2,
   "faceup_area_mm2": 26.9
  },
  {
   "shape": "marquise",
   "carat": 0.7,
   "length_mm": 9.23,
   "width_mm": 4.62,
   "length_in": 0.364,
   "width_in": 0.182,
   "ratio": 2,
   "faceup_area_mm2": 29.8
  },
  {
   "shape": "marquise",
   "carat": 0.75,
   "length_mm": 9.45,
   "width_mm": 4.72,
   "length_in": 0.372,
   "width_in": 0.186,
   "ratio": 2,
   "faceup_area_mm2": 31.2
  },
  {
   "shape": "marquise",
   "carat": 0.8,
   "length_mm": 9.65,
   "width_mm": 4.83,
   "length_in": 0.38,
   "width_in": 0.19,
   "ratio": 2,
   "faceup_area_mm2": 32.6
  },
  {
   "shape": "marquise",
   "carat": 0.9,
   "length_mm": 10.04,
   "width_mm": 5.02,
   "length_in": 0.395,
   "width_in": 0.198,
   "ratio": 2,
   "faceup_area_mm2": 35.2
  },
  {
   "shape": "marquise",
   "carat": 1,
   "length_mm": 10.4,
   "width_mm": 5.2,
   "length_in": 0.409,
   "width_in": 0.205,
   "ratio": 2,
   "faceup_area_mm2": 37.8
  },
  {
   "shape": "marquise",
   "carat": 1.1,
   "length_mm": 10.74,
   "width_mm": 5.37,
   "length_in": 0.423,
   "width_in": 0.211,
   "ratio": 2,
   "faceup_area_mm2": 40.3
  },
  {
   "shape": "marquise",
   "carat": 1.2,
   "length_mm": 11.05,
   "width_mm": 5.53,
   "length_in": 0.435,
   "width_in": 0.218,
   "ratio": 2,
   "faceup_area_mm2": 42.7
  },
  {
   "shape": "marquise",
   "carat": 1.25,
   "length_mm": 11.2,
   "width_mm": 5.6,
   "length_in": 0.441,
   "width_in": 0.221,
   "ratio": 2,
   "faceup_area_mm2": 43.9
  },
  {
   "shape": "marquise",
   "carat": 1.3,
   "length_mm": 11.35,
   "width_mm": 5.68,
   "length_in": 0.447,
   "width_in": 0.223,
   "ratio": 2,
   "faceup_area_mm2": 45
  },
  {
   "shape": "marquise",
   "carat": 1.4,
   "length_mm": 11.63,
   "width_mm": 5.82,
   "length_in": 0.458,
   "width_in": 0.229,
   "ratio": 2,
   "faceup_area_mm2": 47.3
  },
  {
   "shape": "marquise",
   "carat": 1.5,
   "length_mm": 11.91,
   "width_mm": 5.95,
   "length_in": 0.469,
   "width_in": 0.234,
   "ratio": 2,
   "faceup_area_mm2": 49.5
  },
  {
   "shape": "marquise",
   "carat": 1.6,
   "length_mm": 12.16,
   "width_mm": 6.08,
   "length_in": 0.479,
   "width_in": 0.239,
   "ratio": 2,
   "faceup_area_mm2": 51.7
  },
  {
   "shape": "marquise",
   "carat": 1.7,
   "length_mm": 12.41,
   "width_mm": 6.21,
   "length_in": 0.489,
   "width_in": 0.244,
   "ratio": 2,
   "faceup_area_mm2": 53.8
  },
  {
   "shape": "marquise",
   "carat": 1.75,
   "length_mm": 12.53,
   "width_mm": 6.27,
   "length_in": 0.493,
   "width_in": 0.247,
   "ratio": 2,
   "faceup_area_mm2": 54.9
  },
  {
   "shape": "marquise",
   "carat": 1.8,
   "length_mm": 12.65,
   "width_mm": 6.33,
   "length_in": 0.498,
   "width_in": 0.249,
   "ratio": 2,
   "faceup_area_mm2": 55.9
  },
  {
   "shape": "marquise",
   "carat": 1.9,
   "length_mm": 12.88,
   "width_mm": 6.44,
   "length_in": 0.507,
   "width_in": 0.254,
   "ratio": 2,
   "faceup_area_mm2": 58
  },
  {
   "shape": "marquise",
   "carat": 2,
   "length_mm": 13.1,
   "width_mm": 6.55,
   "length_in": 0.516,
   "width_in": 0.258,
   "ratio": 2,
   "faceup_area_mm2": 60
  },
  {
   "shape": "marquise",
   "carat": 2.1,
   "length_mm": 13.32,
   "width_mm": 6.66,
   "length_in": 0.524,
   "width_in": 0.262,
   "ratio": 2,
   "faceup_area_mm2": 62
  },
  {
   "shape": "marquise",
   "carat": 2.2,
   "length_mm": 13.53,
   "width_mm": 6.76,
   "length_in": 0.533,
   "width_in": 0.266,
   "ratio": 2,
   "faceup_area_mm2": 63.9
  },
  {
   "shape": "marquise",
   "carat": 2.25,
   "length_mm": 13.63,
   "width_mm": 6.81,
   "length_in": 0.537,
   "width_in": 0.268,
   "ratio": 2,
   "faceup_area_mm2": 64.9
  },
  {
   "shape": "marquise",
   "carat": 2.3,
   "length_mm": 13.73,
   "width_mm": 6.86,
   "length_in": 0.54,
   "width_in": 0.27,
   "ratio": 2,
   "faceup_area_mm2": 65.9
  },
  {
   "shape": "marquise",
   "carat": 2.4,
   "length_mm": 13.92,
   "width_mm": 6.96,
   "length_in": 0.548,
   "width_in": 0.274,
   "ratio": 2,
   "faceup_area_mm2": 67.8
  },
  {
   "shape": "marquise",
   "carat": 2.5,
   "length_mm": 14.11,
   "width_mm": 7.06,
   "length_in": 0.556,
   "width_in": 0.278,
   "ratio": 2,
   "faceup_area_mm2": 69.6
  },
  {
   "shape": "marquise",
   "carat": 2.6,
   "length_mm": 14.3,
   "width_mm": 7.15,
   "length_in": 0.563,
   "width_in": 0.282,
   "ratio": 2,
   "faceup_area_mm2": 71.5
  },
  {
   "shape": "marquise",
   "carat": 2.7,
   "length_mm": 14.48,
   "width_mm": 7.24,
   "length_in": 0.57,
   "width_in": 0.285,
   "ratio": 2,
   "faceup_area_mm2": 73.3
  },
  {
   "shape": "marquise",
   "carat": 2.75,
   "length_mm": 14.57,
   "width_mm": 7.29,
   "length_in": 0.574,
   "width_in": 0.287,
   "ratio": 2,
   "faceup_area_mm2": 74.2
  },
  {
   "shape": "marquise",
   "carat": 2.8,
   "length_mm": 14.66,
   "width_mm": 7.33,
   "length_in": 0.577,
   "width_in": 0.289,
   "ratio": 2,
   "faceup_area_mm2": 75.1
  },
  {
   "shape": "marquise",
   "carat": 2.9,
   "length_mm": 14.83,
   "width_mm": 7.42,
   "length_in": 0.584,
   "width_in": 0.292,
   "ratio": 2,
   "faceup_area_mm2": 76.9
  },
  {
   "shape": "marquise",
   "carat": 3,
   "length_mm": 15,
   "width_mm": 7.5,
   "length_in": 0.591,
   "width_in": 0.295,
   "ratio": 2,
   "faceup_area_mm2": 78.6
  },
  {
   "shape": "marquise",
   "carat": 3.25,
   "length_mm": 15.4,
   "width_mm": 7.7,
   "length_in": 0.606,
   "width_in": 0.303,
   "ratio": 2,
   "faceup_area_mm2": 82.9
  },
  {
   "shape": "marquise",
   "carat": 3.5,
   "length_mm": 15.79,
   "width_mm": 7.9,
   "length_in": 0.622,
   "width_in": 0.311,
   "ratio": 2,
   "faceup_area_mm2": 87.1
  },
  {
   "shape": "marquise",
   "carat": 3.75,
   "length_mm": 16.16,
   "width_mm": 8.08,
   "length_in": 0.636,
   "width_in": 0.318,
   "ratio": 2,
   "faceup_area_mm2": 91.2
  },
  {
   "shape": "marquise",
   "carat": 4,
   "length_mm": 16.51,
   "width_mm": 8.25,
   "length_in": 0.65,
   "width_in": 0.325,
   "ratio": 2,
   "faceup_area_mm2": 95.3
  },
  {
   "shape": "marquise",
   "carat": 4.5,
   "length_mm": 17.17,
   "width_mm": 8.59,
   "length_in": 0.676,
   "width_in": 0.338,
   "ratio": 2,
   "faceup_area_mm2": 103
  },
  {
   "shape": "marquise",
   "carat": 5,
   "length_mm": 17.78,
   "width_mm": 8.89,
   "length_in": 0.7,
   "width_in": 0.35,
   "ratio": 2,
   "faceup_area_mm2": 110.5
  },
  {
   "shape": "marquise",
   "carat": 6,
   "length_mm": 18.9,
   "width_mm": 9.45,
   "length_in": 0.744,
   "width_in": 0.372,
   "ratio": 2,
   "faceup_area_mm2": 124.8
  },
  {
   "shape": "marquise",
   "carat": 7,
   "length_mm": 19.89,
   "width_mm": 9.95,
   "length_in": 0.783,
   "width_in": 0.392,
   "ratio": 2,
   "faceup_area_mm2": 138.3
  },
  {
   "shape": "marquise",
   "carat": 8,
   "length_mm": 20.8,
   "width_mm": 10.4,
   "length_in": 0.819,
   "width_in": 0.409,
   "ratio": 2,
   "faceup_area_mm2": 151.2
  },
  {
   "shape": "marquise",
   "carat": 9,
   "length_mm": 21.63,
   "width_mm": 10.82,
   "length_in": 0.852,
   "width_in": 0.426,
   "ratio": 2,
   "faceup_area_mm2": 163.6
  },
  {
   "shape": "marquise",
   "carat": 10,
   "length_mm": 22.41,
   "width_mm": 11.2,
   "length_in": 0.882,
   "width_in": 0.441,
   "ratio": 2,
   "faceup_area_mm2": 175.5
  },
  {
   "shape": "marquise",
   "carat": 12,
   "length_mm": 23.81,
   "width_mm": 11.91,
   "length_in": 0.937,
   "width_in": 0.469,
   "ratio": 2,
   "faceup_area_mm2": 198.1
  },
  {
   "shape": "marquise",
   "carat": 15,
   "length_mm": 25.65,
   "width_mm": 12.82,
   "length_in": 1.01,
   "width_in": 0.505,
   "ratio": 2,
   "faceup_area_mm2": 229.9
  },
  {
   "shape": "marquise",
   "carat": 20,
   "length_mm": 28.23,
   "width_mm": 14.11,
   "length_in": 1.111,
   "width_in": 0.556,
   "ratio": 2,
   "faceup_area_mm2": 278.5
  },
  {
   "shape": "marquise",
   "carat": 25,
   "length_mm": 30.41,
   "width_mm": 15.2,
   "length_in": 1.197,
   "width_in": 0.599,
   "ratio": 2,
   "faceup_area_mm2": 323.2
  },
  {
   "shape": "marquise",
   "carat": 30,
   "length_mm": 32.32,
   "width_mm": 16.16,
   "length_in": 1.272,
   "width_in": 0.636,
   "ratio": 2,
   "faceup_area_mm2": 365
  },
  {
   "shape": "marquise",
   "carat": 40,
   "length_mm": 35.57,
   "width_mm": 17.78,
   "length_in": 1.4,
   "width_in": 0.7,
   "ratio": 2,
   "faceup_area_mm2": 442.1
  },
  {
   "shape": "marquise",
   "carat": 50,
   "length_mm": 38.31,
   "width_mm": 19.16,
   "length_in": 1.508,
   "width_in": 0.754,
   "ratio": 2,
   "faceup_area_mm2": 513.1
  },
  {
   "shape": "marquise",
   "carat": 75,
   "length_mm": 43.86,
   "width_mm": 21.93,
   "length_in": 1.727,
   "width_in": 0.863,
   "ratio": 2,
   "faceup_area_mm2": 672.3
  },
  {
   "shape": "marquise",
   "carat": 100,
   "length_mm": 48.27,
   "width_mm": 24.14,
   "length_in": 1.9,
   "width_in": 0.95,
   "ratio": 2,
   "faceup_area_mm2": 814.4
  },
  {
   "shape": "heart",
   "carat": 0.1,
   "length_mm": 3.02,
   "width_mm": 3.02,
   "length_in": 0.119,
   "width_in": 0.119,
   "ratio": 1,
   "faceup_area_mm2": 5.8
  },
  {
   "shape": "heart",
   "carat": 0.15,
   "length_mm": 3.45,
   "width_mm": 3.45,
   "length_in": 0.136,
   "width_in": 0.136,
   "ratio": 1,
   "faceup_area_mm2": 7.6
  },
  {
   "shape": "heart",
   "carat": 0.2,
   "length_mm": 3.8,
   "width_mm": 3.8,
   "length_in": 0.15,
   "width_in": 0.15,
   "ratio": 1,
   "faceup_area_mm2": 9.3
  },
  {
   "shape": "heart",
   "carat": 0.25,
   "length_mm": 4.09,
   "width_mm": 4.09,
   "length_in": 0.161,
   "width_in": 0.161,
   "ratio": 1,
   "faceup_area_mm2": 10.7
  },
  {
   "shape": "heart",
   "carat": 0.3,
   "length_mm": 4.35,
   "width_mm": 4.35,
   "length_in": 0.171,
   "width_in": 0.171,
   "ratio": 1,
   "faceup_area_mm2": 12.1
  },
  {
   "shape": "heart",
   "carat": 0.33,
   "length_mm": 4.49,
   "width_mm": 4.49,
   "length_in": 0.177,
   "width_in": 0.177,
   "ratio": 1,
   "faceup_area_mm2": 12.9
  },
  {
   "shape": "heart",
   "carat": 0.4,
   "length_mm": 4.79,
   "width_mm": 4.79,
   "length_in": 0.189,
   "width_in": 0.189,
   "ratio": 1,
   "faceup_area_mm2": 14.7
  },
  {
   "shape": "heart",
   "carat": 0.5,
   "length_mm": 5.16,
   "width_mm": 5.16,
   "length_in": 0.203,
   "width_in": 0.203,
   "ratio": 1,
   "faceup_area_mm2": 17.1
  },
  {
   "shape": "heart",
   "carat": 0.6,
   "length_mm": 5.48,
   "width_mm": 5.48,
   "length_in": 0.216,
   "width_in": 0.216,
   "ratio": 1,
   "faceup_area_mm2": 19.3
  },
  {
   "shape": "heart",
   "carat": 0.7,
   "length_mm": 5.77,
   "width_mm": 5.77,
   "length_in": 0.227,
   "width_in": 0.227,
   "ratio": 1,
   "faceup_area_mm2": 21.4
  },
  {
   "shape": "heart",
   "carat": 0.75,
   "length_mm": 5.91,
   "width_mm": 5.91,
   "length_in": 0.233,
   "width_in": 0.233,
   "ratio": 1,
   "faceup_area_mm2": 22.4
  },
  {
   "shape": "heart",
   "carat": 0.8,
   "length_mm": 6.03,
   "width_mm": 6.03,
   "length_in": 0.238,
   "width_in": 0.238,
   "ratio": 1,
   "faceup_area_mm2": 23.3
  },
  {
   "shape": "heart",
   "carat": 0.9,
   "length_mm": 6.28,
   "width_mm": 6.28,
   "length_in": 0.247,
   "width_in": 0.247,
   "ratio": 1,
   "faceup_area_mm2": 25.2
  },
  {
   "shape": "heart",
   "carat": 1,
   "length_mm": 6.5,
   "width_mm": 6.5,
   "length_in": 0.256,
   "width_in": 0.256,
   "ratio": 1,
   "faceup_area_mm2": 27.1
  },
  {
   "shape": "heart",
   "carat": 1.1,
   "length_mm": 6.71,
   "width_mm": 6.71,
   "length_in": 0.264,
   "width_in": 0.264,
   "ratio": 1,
   "faceup_area_mm2": 28.9
  },
  {
   "shape": "heart",
   "carat": 1.2,
   "length_mm": 6.91,
   "width_mm": 6.91,
   "length_in": 0.272,
   "width_in": 0.272,
   "ratio": 1,
   "faceup_area_mm2": 30.6
  },
  {
   "shape": "heart",
   "carat": 1.25,
   "length_mm": 7,
   "width_mm": 7,
   "length_in": 0.276,
   "width_in": 0.276,
   "ratio": 1,
   "faceup_area_mm2": 31.4
  },
  {
   "shape": "heart",
   "carat": 1.3,
   "length_mm": 7.09,
   "width_mm": 7.09,
   "length_in": 0.279,
   "width_in": 0.279,
   "ratio": 1,
   "faceup_area_mm2": 32.3
  },
  {
   "shape": "heart",
   "carat": 1.4,
   "length_mm": 7.27,
   "width_mm": 7.27,
   "length_in": 0.286,
   "width_in": 0.286,
   "ratio": 1,
   "faceup_area_mm2": 33.9
  },
  {
   "shape": "heart",
   "carat": 1.5,
   "length_mm": 7.44,
   "width_mm": 7.44,
   "length_in": 0.293,
   "width_in": 0.293,
   "ratio": 1,
   "faceup_area_mm2": 35.5
  },
  {
   "shape": "heart",
   "carat": 1.6,
   "length_mm": 7.6,
   "width_mm": 7.6,
   "length_in": 0.299,
   "width_in": 0.299,
   "ratio": 1,
   "faceup_area_mm2": 37
  },
  {
   "shape": "heart",
   "carat": 1.7,
   "length_mm": 7.76,
   "width_mm": 7.76,
   "length_in": 0.305,
   "width_in": 0.305,
   "ratio": 1,
   "faceup_area_mm2": 38.6
  },
  {
   "shape": "heart",
   "carat": 1.75,
   "length_mm": 7.83,
   "width_mm": 7.83,
   "length_in": 0.308,
   "width_in": 0.308,
   "ratio": 1,
   "faceup_area_mm2": 39.3
  },
  {
   "shape": "heart",
   "carat": 1.8,
   "length_mm": 7.91,
   "width_mm": 7.91,
   "length_in": 0.311,
   "width_in": 0.311,
   "ratio": 1,
   "faceup_area_mm2": 40.1
  },
  {
   "shape": "heart",
   "carat": 1.9,
   "length_mm": 8.05,
   "width_mm": 8.05,
   "length_in": 0.317,
   "width_in": 0.317,
   "ratio": 1,
   "faceup_area_mm2": 41.5
  },
  {
   "shape": "heart",
   "carat": 2,
   "length_mm": 8.19,
   "width_mm": 8.19,
   "length_in": 0.322,
   "width_in": 0.322,
   "ratio": 1,
   "faceup_area_mm2": 43
  },
  {
   "shape": "heart",
   "carat": 2.1,
   "length_mm": 8.32,
   "width_mm": 8.32,
   "length_in": 0.328,
   "width_in": 0.328,
   "ratio": 1,
   "faceup_area_mm2": 44.4
  },
  {
   "shape": "heart",
   "carat": 2.2,
   "length_mm": 8.45,
   "width_mm": 8.45,
   "length_in": 0.333,
   "width_in": 0.333,
   "ratio": 1,
   "faceup_area_mm2": 45.8
  },
  {
   "shape": "heart",
   "carat": 2.25,
   "length_mm": 8.52,
   "width_mm": 8.52,
   "length_in": 0.335,
   "width_in": 0.335,
   "ratio": 1,
   "faceup_area_mm2": 46.5
  },
  {
   "shape": "heart",
   "carat": 2.3,
   "length_mm": 8.58,
   "width_mm": 8.58,
   "length_in": 0.338,
   "width_in": 0.338,
   "ratio": 1,
   "faceup_area_mm2": 47.2
  },
  {
   "shape": "heart",
   "carat": 2.4,
   "length_mm": 8.7,
   "width_mm": 8.7,
   "length_in": 0.343,
   "width_in": 0.343,
   "ratio": 1,
   "faceup_area_mm2": 48.5
  },
  {
   "shape": "heart",
   "carat": 2.5,
   "length_mm": 8.82,
   "width_mm": 8.82,
   "length_in": 0.347,
   "width_in": 0.347,
   "ratio": 1,
   "faceup_area_mm2": 49.9
  },
  {
   "shape": "heart",
   "carat": 2.6,
   "length_mm": 8.94,
   "width_mm": 8.94,
   "length_in": 0.352,
   "width_in": 0.352,
   "ratio": 1,
   "faceup_area_mm2": 51.2
  },
  {
   "shape": "heart",
   "carat": 2.7,
   "length_mm": 9.05,
   "width_mm": 9.05,
   "length_in": 0.356,
   "width_in": 0.356,
   "ratio": 1,
   "faceup_area_mm2": 52.5
  },
  {
   "shape": "heart",
   "carat": 2.75,
   "length_mm": 9.11,
   "width_mm": 9.11,
   "length_in": 0.359,
   "width_in": 0.359,
   "ratio": 1,
   "faceup_area_mm2": 53.2
  },
  {
   "shape": "heart",
   "carat": 2.8,
   "length_mm": 9.16,
   "width_mm": 9.16,
   "length_in": 0.361,
   "width_in": 0.361,
   "ratio": 1,
   "faceup_area_mm2": 53.8
  },
  {
   "shape": "heart",
   "carat": 2.9,
   "length_mm": 9.27,
   "width_mm": 9.27,
   "length_in": 0.365,
   "width_in": 0.365,
   "ratio": 1,
   "faceup_area_mm2": 55.1
  },
  {
   "shape": "heart",
   "carat": 3,
   "length_mm": 9.37,
   "width_mm": 9.37,
   "length_in": 0.369,
   "width_in": 0.369,
   "ratio": 1,
   "faceup_area_mm2": 56.3
  },
  {
   "shape": "heart",
   "carat": 3.25,
   "length_mm": 9.63,
   "width_mm": 9.63,
   "length_in": 0.379,
   "width_in": 0.379,
   "ratio": 1,
   "faceup_area_mm2": 59.4
  },
  {
   "shape": "heart",
   "carat": 3.5,
   "length_mm": 9.87,
   "width_mm": 9.87,
   "length_in": 0.389,
   "width_in": 0.389,
   "ratio": 1,
   "faceup_area_mm2": 62.4
  },
  {
   "shape": "heart",
   "carat": 3.75,
   "length_mm": 10.1,
   "width_mm": 10.1,
   "length_in": 0.398,
   "width_in": 0.398,
   "ratio": 1,
   "faceup_area_mm2": 65.4
  },
  {
   "shape": "heart",
   "carat": 4,
   "length_mm": 10.32,
   "width_mm": 10.32,
   "length_in": 0.406,
   "width_in": 0.406,
   "ratio": 1,
   "faceup_area_mm2": 68.2
  },
  {
   "shape": "heart",
   "carat": 4.5,
   "length_mm": 10.73,
   "width_mm": 10.73,
   "length_in": 0.422,
   "width_in": 0.422,
   "ratio": 1,
   "faceup_area_mm2": 73.8
  },
  {
   "shape": "heart",
   "carat": 5,
   "length_mm": 11.11,
   "width_mm": 11.11,
   "length_in": 0.438,
   "width_in": 0.438,
   "ratio": 1,
   "faceup_area_mm2": 79.2
  },
  {
   "shape": "heart",
   "carat": 6,
   "length_mm": 11.81,
   "width_mm": 11.81,
   "length_in": 0.465,
   "width_in": 0.465,
   "ratio": 1,
   "faceup_area_mm2": 89.4
  },
  {
   "shape": "heart",
   "carat": 7,
   "length_mm": 12.43,
   "width_mm": 12.43,
   "length_in": 0.49,
   "width_in": 0.49,
   "ratio": 1,
   "faceup_area_mm2": 99.1
  },
  {
   "shape": "heart",
   "carat": 8,
   "length_mm": 13,
   "width_mm": 13,
   "length_in": 0.512,
   "width_in": 0.512,
   "ratio": 1,
   "faceup_area_mm2": 108.3
  },
  {
   "shape": "heart",
   "carat": 9,
   "length_mm": 13.52,
   "width_mm": 13.52,
   "length_in": 0.532,
   "width_in": 0.532,
   "ratio": 1,
   "faceup_area_mm2": 117.2
  },
  {
   "shape": "heart",
   "carat": 10,
   "length_mm": 14,
   "width_mm": 14,
   "length_in": 0.551,
   "width_in": 0.551,
   "ratio": 1,
   "faceup_area_mm2": 125.7
  },
  {
   "shape": "heart",
   "carat": 12,
   "length_mm": 14.88,
   "width_mm": 14.88,
   "length_in": 0.586,
   "width_in": 0.586,
   "ratio": 1,
   "faceup_area_mm2": 142
  },
  {
   "shape": "heart",
   "carat": 15,
   "length_mm": 16.03,
   "width_mm": 16.03,
   "length_in": 0.631,
   "width_in": 0.631,
   "ratio": 1,
   "faceup_area_mm2": 164.7
  },
  {
   "shape": "heart",
   "carat": 20,
   "length_mm": 17.64,
   "width_mm": 17.64,
   "length_in": 0.695,
   "width_in": 0.695,
   "ratio": 1,
   "faceup_area_mm2": 199.5
  },
  {
   "shape": "heart",
   "carat": 25,
   "length_mm": 19.01,
   "width_mm": 19.01,
   "length_in": 0.748,
   "width_in": 0.748,
   "ratio": 1,
   "faceup_area_mm2": 231.5
  },
  {
   "shape": "heart",
   "carat": 30,
   "length_mm": 20.2,
   "width_mm": 20.2,
   "length_in": 0.795,
   "width_in": 0.795,
   "ratio": 1,
   "faceup_area_mm2": 261.5
  },
  {
   "shape": "heart",
   "carat": 40,
   "length_mm": 22.23,
   "width_mm": 22.23,
   "length_in": 0.875,
   "width_in": 0.875,
   "ratio": 1,
   "faceup_area_mm2": 316.8
  },
  {
   "shape": "heart",
   "carat": 50,
   "length_mm": 23.95,
   "width_mm": 23.95,
   "length_in": 0.943,
   "width_in": 0.943,
   "ratio": 1,
   "faceup_area_mm2": 367.6
  },
  {
   "shape": "heart",
   "carat": 75,
   "length_mm": 27.41,
   "width_mm": 27.41,
   "length_in": 1.079,
   "width_in": 1.079,
   "ratio": 1,
   "faceup_area_mm2": 481.6
  },
  {
   "shape": "heart",
   "carat": 100,
   "length_mm": 30.17,
   "width_mm": 30.17,
   "length_in": 1.188,
   "width_in": 1.188,
   "ratio": 1,
   "faceup_area_mm2": 583.5
  },
  {
   "shape": "trillion",
   "carat": 0.1,
   "length_mm": 3.25,
   "width_mm": 3.25,
   "length_in": 0.128,
   "width_in": 0.128,
   "ratio": 1,
   "faceup_area_mm2": 6.1
  },
  {
   "shape": "trillion",
   "carat": 0.15,
   "length_mm": 3.72,
   "width_mm": 3.72,
   "length_in": 0.146,
   "width_in": 0.146,
   "ratio": 1,
   "faceup_area_mm2": 8
  },
  {
   "shape": "trillion",
   "carat": 0.2,
   "length_mm": 4.09,
   "width_mm": 4.09,
   "length_in": 0.161,
   "width_in": 0.161,
   "ratio": 1,
   "faceup_area_mm2": 9.7
  },
  {
   "shape": "trillion",
   "carat": 0.25,
   "length_mm": 4.41,
   "width_mm": 4.41,
   "length_in": 0.174,
   "width_in": 0.174,
   "ratio": 1,
   "faceup_area_mm2": 11.2
  },
  {
   "shape": "trillion",
   "carat": 0.3,
   "length_mm": 4.69,
   "width_mm": 4.69,
   "length_in": 0.184,
   "width_in": 0.184,
   "ratio": 1,
   "faceup_area_mm2": 12.6
  },
  {
   "shape": "trillion",
   "carat": 0.33,
   "length_mm": 4.84,
   "width_mm": 4.84,
   "length_in": 0.19,
   "width_in": 0.19,
   "ratio": 1,
   "faceup_area_mm2": 13.5
  },
  {
   "shape": "trillion",
   "carat": 0.4,
   "length_mm": 5.16,
   "width_mm": 5.16,
   "length_in": 0.203,
   "width_in": 0.203,
   "ratio": 1,
   "faceup_area_mm2": 15.3
  },
  {
   "shape": "trillion",
   "carat": 0.5,
   "length_mm": 5.56,
   "width_mm": 5.56,
   "length_in": 0.219,
   "width_in": 0.219,
   "ratio": 1,
   "faceup_area_mm2": 17.8
  },
  {
   "shape": "trillion",
   "carat": 0.6,
   "length_mm": 5.9,
   "width_mm": 5.9,
   "length_in": 0.232,
   "width_in": 0.232,
   "ratio": 1,
   "faceup_area_mm2": 20.1
  },
  {
   "shape": "trillion",
   "carat": 0.7,
   "length_mm": 6.22,
   "width_mm": 6.22,
   "length_in": 0.245,
   "width_in": 0.245,
   "ratio": 1,
   "faceup_area_mm2": 22.3
  },
  {
   "shape": "trillion",
   "carat": 0.75,
   "length_mm": 6.36,
   "width_mm": 6.36,
   "length_in": 0.25,
   "width_in": 0.25,
   "ratio": 1,
   "faceup_area_mm2": 23.3
  },
  {
   "shape": "trillion",
   "carat": 0.8,
   "length_mm": 6.5,
   "width_mm": 6.5,
   "length_in": 0.256,
   "width_in": 0.256,
   "ratio": 1,
   "faceup_area_mm2": 24.3
  },
  {
   "shape": "trillion",
   "carat": 0.9,
   "length_mm": 6.76,
   "width_mm": 6.76,
   "length_in": 0.266,
   "width_in": 0.266,
   "ratio": 1,
   "faceup_area_mm2": 26.3
  },
  {
   "shape": "trillion",
   "carat": 1,
   "length_mm": 7,
   "width_mm": 7,
   "length_in": 0.276,
   "width_in": 0.276,
   "ratio": 1,
   "faceup_area_mm2": 28.2
  },
  {
   "shape": "trillion",
   "carat": 1.1,
   "length_mm": 7.23,
   "width_mm": 7.23,
   "length_in": 0.284,
   "width_in": 0.284,
   "ratio": 1,
   "faceup_area_mm2": 30.1
  },
  {
   "shape": "trillion",
   "carat": 1.2,
   "length_mm": 7.44,
   "width_mm": 7.44,
   "length_in": 0.293,
   "width_in": 0.293,
   "ratio": 1,
   "faceup_area_mm2": 31.9
  },
  {
   "shape": "trillion",
   "carat": 1.25,
   "length_mm": 7.54,
   "width_mm": 7.54,
   "length_in": 0.297,
   "width_in": 0.297,
   "ratio": 1,
   "faceup_area_mm2": 32.8
  },
  {
   "shape": "trillion",
   "carat": 1.3,
   "length_mm": 7.64,
   "width_mm": 7.64,
   "length_in": 0.301,
   "width_in": 0.301,
   "ratio": 1,
   "faceup_area_mm2": 33.6
  },
  {
   "shape": "trillion",
   "carat": 1.4,
   "length_mm": 7.83,
   "width_mm": 7.83,
   "length_in": 0.308,
   "width_in": 0.308,
   "ratio": 1,
   "faceup_area_mm2": 35.3
  },
  {
   "shape": "trillion",
   "carat": 1.5,
   "length_mm": 8.01,
   "width_mm": 8.01,
   "length_in": 0.315,
   "width_in": 0.315,
   "ratio": 1,
   "faceup_area_mm2": 37
  },
  {
   "shape": "trillion",
   "carat": 1.6,
   "length_mm": 8.19,
   "width_mm": 8.19,
   "length_in": 0.322,
   "width_in": 0.322,
   "ratio": 1,
   "faceup_area_mm2": 38.6
  },
  {
   "shape": "trillion",
   "carat": 1.7,
   "length_mm": 8.35,
   "width_mm": 8.35,
   "length_in": 0.329,
   "width_in": 0.329,
   "ratio": 1,
   "faceup_area_mm2": 40.2
  },
  {
   "shape": "trillion",
   "carat": 1.75,
   "length_mm": 8.44,
   "width_mm": 8.44,
   "length_in": 0.332,
   "width_in": 0.332,
   "ratio": 1,
   "faceup_area_mm2": 41
  },
  {
   "shape": "trillion",
   "carat": 1.8,
   "length_mm": 8.52,
   "width_mm": 8.52,
   "length_in": 0.335,
   "width_in": 0.335,
   "ratio": 1,
   "faceup_area_mm2": 41.8
  },
  {
   "shape": "trillion",
   "carat": 1.9,
   "length_mm": 8.67,
   "width_mm": 8.67,
   "length_in": 0.341,
   "width_in": 0.341,
   "ratio": 1,
   "faceup_area_mm2": 43.3
  },
  {
   "shape": "trillion",
   "carat": 2,
   "length_mm": 8.82,
   "width_mm": 8.82,
   "length_in": 0.347,
   "width_in": 0.347,
   "ratio": 1,
   "faceup_area_mm2": 44.8
  },
  {
   "shape": "trillion",
   "carat": 2.1,
   "length_mm": 8.96,
   "width_mm": 8.96,
   "length_in": 0.353,
   "width_in": 0.353,
   "ratio": 1,
   "faceup_area_mm2": 46.3
  },
  {
   "shape": "trillion",
   "carat": 2.2,
   "length_mm": 9.1,
   "width_mm": 9.1,
   "length_in": 0.358,
   "width_in": 0.358,
   "ratio": 1,
   "faceup_area_mm2": 47.7
  },
  {
   "shape": "trillion",
   "carat": 2.25,
   "length_mm": 9.17,
   "width_mm": 9.17,
   "length_in": 0.361,
   "width_in": 0.361,
   "ratio": 1,
   "faceup_area_mm2": 48.5
  },
  {
   "shape": "trillion",
   "carat": 2.3,
   "length_mm": 9.24,
   "width_mm": 9.24,
   "length_in": 0.364,
   "width_in": 0.364,
   "ratio": 1,
   "faceup_area_mm2": 49.2
  },
  {
   "shape": "trillion",
   "carat": 2.4,
   "length_mm": 9.37,
   "width_mm": 9.37,
   "length_in": 0.369,
   "width_in": 0.369,
   "ratio": 1,
   "faceup_area_mm2": 50.6
  },
  {
   "shape": "trillion",
   "carat": 2.5,
   "length_mm": 9.5,
   "width_mm": 9.5,
   "length_in": 0.374,
   "width_in": 0.374,
   "ratio": 1,
   "faceup_area_mm2": 52
  },
  {
   "shape": "trillion",
   "carat": 2.6,
   "length_mm": 9.63,
   "width_mm": 9.63,
   "length_in": 0.379,
   "width_in": 0.379,
   "ratio": 1,
   "faceup_area_mm2": 53.4
  },
  {
   "shape": "trillion",
   "carat": 2.7,
   "length_mm": 9.75,
   "width_mm": 9.75,
   "length_in": 0.384,
   "width_in": 0.384,
   "ratio": 1,
   "faceup_area_mm2": 54.7
  },
  {
   "shape": "trillion",
   "carat": 2.75,
   "length_mm": 9.81,
   "width_mm": 9.81,
   "length_in": 0.386,
   "width_in": 0.386,
   "ratio": 1,
   "faceup_area_mm2": 55.4
  },
  {
   "shape": "trillion",
   "carat": 2.8,
   "length_mm": 9.87,
   "width_mm": 9.87,
   "length_in": 0.388,
   "width_in": 0.388,
   "ratio": 1,
   "faceup_area_mm2": 56.1
  },
  {
   "shape": "trillion",
   "carat": 2.9,
   "length_mm": 9.98,
   "width_mm": 9.98,
   "length_in": 0.393,
   "width_in": 0.393,
   "ratio": 1,
   "faceup_area_mm2": 57.4
  },
  {
   "shape": "trillion",
   "carat": 3,
   "length_mm": 10.1,
   "width_mm": 10.1,
   "length_in": 0.397,
   "width_in": 0.397,
   "ratio": 1,
   "faceup_area_mm2": 58.7
  },
  {
   "shape": "trillion",
   "carat": 3.25,
   "length_mm": 10.37,
   "width_mm": 10.37,
   "length_in": 0.408,
   "width_in": 0.408,
   "ratio": 1,
   "faceup_area_mm2": 61.9
  },
  {
   "shape": "trillion",
   "carat": 3.5,
   "length_mm": 10.63,
   "width_mm": 10.63,
   "length_in": 0.418,
   "width_in": 0.418,
   "ratio": 1,
   "faceup_area_mm2": 65.1
  },
  {
   "shape": "trillion",
   "carat": 3.75,
   "length_mm": 10.88,
   "width_mm": 10.88,
   "length_in": 0.428,
   "width_in": 0.428,
   "ratio": 1,
   "faceup_area_mm2": 68.1
  },
  {
   "shape": "trillion",
   "carat": 4,
   "length_mm": 11.11,
   "width_mm": 11.11,
   "length_in": 0.437,
   "width_in": 0.437,
   "ratio": 1,
   "faceup_area_mm2": 71.1
  },
  {
   "shape": "trillion",
   "carat": 4.5,
   "length_mm": 11.56,
   "width_mm": 11.56,
   "length_in": 0.455,
   "width_in": 0.455,
   "ratio": 1,
   "faceup_area_mm2": 76.9
  },
  {
   "shape": "trillion",
   "carat": 5,
   "length_mm": 11.97,
   "width_mm": 11.97,
   "length_in": 0.471,
   "width_in": 0.471,
   "ratio": 1,
   "faceup_area_mm2": 82.5
  },
  {
   "shape": "trillion",
   "carat": 6,
   "length_mm": 12.72,
   "width_mm": 12.72,
   "length_in": 0.501,
   "width_in": 0.501,
   "ratio": 1,
   "faceup_area_mm2": 93.2
  },
  {
   "shape": "trillion",
   "carat": 7,
   "length_mm": 13.39,
   "width_mm": 13.39,
   "length_in": 0.527,
   "width_in": 0.527,
   "ratio": 1,
   "faceup_area_mm2": 103.3
  },
  {
   "shape": "trillion",
   "carat": 8,
   "length_mm": 14,
   "width_mm": 14,
   "length_in": 0.551,
   "width_in": 0.551,
   "ratio": 1,
   "faceup_area_mm2": 112.9
  },
  {
   "shape": "trillion",
   "carat": 9,
   "length_mm": 14.56,
   "width_mm": 14.56,
   "length_in": 0.573,
   "width_in": 0.573,
   "ratio": 1,
   "faceup_area_mm2": 122.1
  },
  {
   "shape": "trillion",
   "carat": 10,
   "length_mm": 15.08,
   "width_mm": 15.08,
   "length_in": 0.594,
   "width_in": 0.594,
   "ratio": 1,
   "faceup_area_mm2": 131
  },
  {
   "shape": "trillion",
   "carat": 12,
   "length_mm": 16.03,
   "width_mm": 16.03,
   "length_in": 0.631,
   "width_in": 0.631,
   "ratio": 1,
   "faceup_area_mm2": 147.9
  },
  {
   "shape": "trillion",
   "carat": 15,
   "length_mm": 17.26,
   "width_mm": 17.26,
   "length_in": 0.68,
   "width_in": 0.68,
   "ratio": 1,
   "faceup_area_mm2": 171.7
  },
  {
   "shape": "trillion",
   "carat": 20,
   "length_mm": 19,
   "width_mm": 19,
   "length_in": 0.748,
   "width_in": 0.748,
   "ratio": 1,
   "faceup_area_mm2": 208
  },
  {
   "shape": "trillion",
   "carat": 25,
   "length_mm": 20.47,
   "width_mm": 20.47,
   "length_in": 0.806,
   "width_in": 0.806,
   "ratio": 1,
   "faceup_area_mm2": 241.3
  },
  {
   "shape": "trillion",
   "carat": 30,
   "length_mm": 21.75,
   "width_mm": 21.75,
   "length_in": 0.856,
   "width_in": 0.856,
   "ratio": 1,
   "faceup_area_mm2": 272.5
  },
  {
   "shape": "trillion",
   "carat": 40,
   "length_mm": 23.94,
   "width_mm": 23.94,
   "length_in": 0.943,
   "width_in": 0.943,
   "ratio": 1,
   "faceup_area_mm2": 330.1
  },
  {
   "shape": "trillion",
   "carat": 50,
   "length_mm": 25.79,
   "width_mm": 25.79,
   "length_in": 1.015,
   "width_in": 1.015,
   "ratio": 1,
   "faceup_area_mm2": 383.1
  },
  {
   "shape": "trillion",
   "carat": 75,
   "length_mm": 29.52,
   "width_mm": 29.52,
   "length_in": 1.162,
   "width_in": 1.162,
   "ratio": 1,
   "faceup_area_mm2": 501.9
  },
  {
   "shape": "trillion",
   "carat": 100,
   "length_mm": 32.49,
   "width_mm": 32.49,
   "length_in": 1.279,
   "width_in": 1.279,
   "ratio": 1,
   "faceup_area_mm2": 608.1
  },
  {
   "shape": "baguette",
   "carat": 0.1,
   "length_mm": 3.71,
   "width_mm": 1.86,
   "length_in": 0.146,
   "width_in": 0.073,
   "ratio": 2,
   "faceup_area_mm2": 6.9
  },
  {
   "shape": "baguette",
   "carat": 0.15,
   "length_mm": 4.25,
   "width_mm": 2.13,
   "length_in": 0.167,
   "width_in": 0.084,
   "ratio": 2,
   "faceup_area_mm2": 9
  },
  {
   "shape": "baguette",
   "carat": 0.2,
   "length_mm": 4.68,
   "width_mm": 2.34,
   "length_in": 0.184,
   "width_in": 0.092,
   "ratio": 2,
   "faceup_area_mm2": 10.9
  },
  {
   "shape": "baguette",
   "carat": 0.25,
   "length_mm": 5.04,
   "width_mm": 2.52,
   "length_in": 0.198,
   "width_in": 0.099,
   "ratio": 2,
   "faceup_area_mm2": 12.7
  },
  {
   "shape": "baguette",
   "carat": 0.3,
   "length_mm": 5.36,
   "width_mm": 2.68,
   "length_in": 0.211,
   "width_in": 0.105,
   "ratio": 2,
   "faceup_area_mm2": 14.3
  },
  {
   "shape": "baguette",
   "carat": 0.33,
   "length_mm": 5.53,
   "width_mm": 2.76,
   "length_in": 0.218,
   "width_in": 0.109,
   "ratio": 2,
   "faceup_area_mm2": 15.3
  },
  {
   "shape": "baguette",
   "carat": 0.4,
   "length_mm": 5.89,
   "width_mm": 2.95,
   "length_in": 0.232,
   "width_in": 0.116,
   "ratio": 2,
   "faceup_area_mm2": 17.4
  },
  {
   "shape": "baguette",
   "carat": 0.5,
   "length_mm": 6.35,
   "width_mm": 3.17,
   "length_in": 0.25,
   "width_in": 0.125,
   "ratio": 2,
   "faceup_area_mm2": 20.2
  },
  {
   "shape": "baguette",
   "carat": 0.6,
   "length_mm": 6.75,
   "width_mm": 3.37,
   "length_in": 0.266,
   "width_in": 0.133,
   "ratio": 2,
   "faceup_area_mm2": 22.8
  },
  {
   "shape": "baguette",
   "carat": 0.7,
   "length_mm": 7.1,
   "width_mm": 3.55,
   "length_in": 0.28,
   "width_in": 0.14,
   "ratio": 2,
   "faceup_area_mm2": 25.2
  },
  {
   "shape": "baguette",
   "carat": 0.75,
   "length_mm": 7.27,
   "width_mm": 3.63,
   "length_in": 0.286,
   "width_in": 0.143,
   "ratio": 2,
   "faceup_area_mm2": 26.4
  },
  {
   "shape": "baguette",
   "carat": 0.8,
   "length_mm": 7.43,
   "width_mm": 3.71,
   "length_in": 0.292,
   "width_in": 0.146,
   "ratio": 2,
   "faceup_area_mm2": 27.6
  },
  {
   "shape": "baguette",
   "carat": 0.9,
   "length_mm": 7.72,
   "width_mm": 3.86,
   "length_in": 0.304,
   "width_in": 0.152,
   "ratio": 2,
   "faceup_area_mm2": 29.8
  },
  {
   "shape": "baguette",
   "carat": 1,
   "length_mm": 8,
   "width_mm": 4,
   "length_in": 0.315,
   "width_in": 0.157,
   "ratio": 2,
   "faceup_area_mm2": 32
  },
  {
   "shape": "baguette",
   "carat": 1.1,
   "length_mm": 8.26,
   "width_mm": 4.13,
   "length_in": 0.325,
   "width_in": 0.163,
   "ratio": 2,
   "faceup_area_mm2": 34.1
  },
  {
   "shape": "baguette",
   "carat": 1.2,
   "length_mm": 8.5,
   "width_mm": 4.25,
   "length_in": 0.335,
   "width_in": 0.167,
   "ratio": 2,
   "faceup_area_mm2": 36.1
  },
  {
   "shape": "baguette",
   "carat": 1.25,
   "length_mm": 8.62,
   "width_mm": 4.31,
   "length_in": 0.339,
   "width_in": 0.17,
   "ratio": 2,
   "faceup_area_mm2": 37.1
  },
  {
   "shape": "baguette",
   "carat": 1.3,
   "length_mm": 8.73,
   "width_mm": 4.37,
   "length_in": 0.344,
   "width_in": 0.172,
   "ratio": 2,
   "faceup_area_mm2": 38.1
  },
  {
   "shape": "baguette",
   "carat": 1.4,
   "length_mm": 8.95,
   "width_mm": 4.47,
   "length_in": 0.352,
   "width_in": 0.176,
   "ratio": 2,
   "faceup_area_mm2": 40
  },
  {
   "shape": "baguette",
   "carat": 1.5,
   "length_mm": 9.16,
   "width_mm": 4.58,
   "length_in": 0.361,
   "width_in": 0.18,
   "ratio": 2,
   "faceup_area_mm2": 41.9
  },
  {
   "shape": "baguette",
   "carat": 1.6,
   "length_mm": 9.36,
   "width_mm": 4.68,
   "length_in": 0.368,
   "width_in": 0.184,
   "ratio": 2,
   "faceup_area_mm2": 43.8
  },
  {
   "shape": "baguette",
   "carat": 1.7,
   "length_mm": 9.55,
   "width_mm": 4.77,
   "length_in": 0.376,
   "width_in": 0.188,
   "ratio": 2,
   "faceup_area_mm2": 45.6
  },
  {
   "shape": "baguette",
   "carat": 1.75,
   "length_mm": 9.64,
   "width_mm": 4.82,
   "length_in": 0.38,
   "width_in": 0.19,
   "ratio": 2,
   "faceup_area_mm2": 46.5
  },
  {
   "shape": "baguette",
   "carat": 1.8,
   "length_mm": 9.73,
   "width_mm": 4.87,
   "length_in": 0.383,
   "width_in": 0.192,
   "ratio": 2,
   "faceup_area_mm2": 47.4
  },
  {
   "shape": "baguette",
   "carat": 1.9,
   "length_mm": 9.91,
   "width_mm": 4.95,
   "length_in": 0.39,
   "width_in": 0.195,
   "ratio": 2,
   "faceup_area_mm2": 49.1
  },
  {
   "shape": "baguette",
   "carat": 2,
   "length_mm": 10.08,
   "width_mm": 5.04,
   "length_in": 0.397,
   "width_in": 0.198,
   "ratio": 2,
   "faceup_area_mm2": 50.8
  },
  {
   "shape": "baguette",
   "carat": 2.1,
   "length_mm": 10.24,
   "width_mm": 5.12,
   "length_in": 0.403,
   "width_in": 0.202,
   "ratio": 2,
   "faceup_area_mm2": 52.5
  },
  {
   "shape": "baguette",
   "carat": 2.2,
   "length_mm": 10.4,
   "width_mm": 5.2,
   "length_in": 0.41,
   "width_in": 0.205,
   "ratio": 2,
   "faceup_area_mm2": 54.1
  },
  {
   "shape": "baguette",
   "carat": 2.25,
   "length_mm": 10.48,
   "width_mm": 5.24,
   "length_in": 0.413,
   "width_in": 0.206,
   "ratio": 2,
   "faceup_area_mm2": 54.9
  },
  {
   "shape": "baguette",
   "carat": 2.3,
   "length_mm": 10.56,
   "width_mm": 5.28,
   "length_in": 0.416,
   "width_in": 0.208,
   "ratio": 2,
   "faceup_area_mm2": 55.8
  },
  {
   "shape": "baguette",
   "carat": 2.4,
   "length_mm": 10.71,
   "width_mm": 5.36,
   "length_in": 0.422,
   "width_in": 0.211,
   "ratio": 2,
   "faceup_area_mm2": 57.4
  },
  {
   "shape": "baguette",
   "carat": 2.5,
   "length_mm": 10.86,
   "width_mm": 5.43,
   "length_in": 0.427,
   "width_in": 0.214,
   "ratio": 2,
   "faceup_area_mm2": 58.9
  },
  {
   "shape": "baguette",
   "carat": 2.6,
   "length_mm": 11,
   "width_mm": 5.5,
   "length_in": 0.433,
   "width_in": 0.217,
   "ratio": 2,
   "faceup_area_mm2": 60.5
  },
  {
   "shape": "baguette",
   "carat": 2.7,
   "length_mm": 11.14,
   "width_mm": 5.57,
   "length_in": 0.439,
   "width_in": 0.219,
   "ratio": 2,
   "faceup_area_mm2": 62
  },
  {
   "shape": "baguette",
   "carat": 2.75,
   "length_mm": 11.21,
   "width_mm": 5.6,
   "length_in": 0.441,
   "width_in": 0.221,
   "ratio": 2,
   "faceup_area_mm2": 62.8
  },
  {
   "shape": "baguette",
   "carat": 2.8,
   "length_mm": 11.28,
   "width_mm": 5.64,
   "length_in": 0.444,
   "width_in": 0.222,
   "ratio": 2,
   "faceup_area_mm2": 63.6
  },
  {
   "shape": "baguette",
   "carat": 2.9,
   "length_mm": 11.41,
   "width_mm": 5.7,
   "length_in": 0.449,
   "width_in": 0.225,
   "ratio": 2,
   "faceup_area_mm2": 65.1
  },
  {
   "shape": "baguette",
   "carat": 3,
   "length_mm": 11.54,
   "width_mm": 5.77,
   "length_in": 0.454,
   "width_in": 0.227,
   "ratio": 2,
   "faceup_area_mm2": 66.6
  },
  {
   "shape": "baguette",
   "carat": 3.25,
   "length_mm": 11.85,
   "width_mm": 5.92,
   "length_in": 0.467,
   "width_in": 0.233,
   "ratio": 2,
   "faceup_area_mm2": 70.2
  },
  {
   "shape": "baguette",
   "carat": 3.5,
   "length_mm": 12.15,
   "width_mm": 6.07,
   "length_in": 0.478,
   "width_in": 0.239,
   "ratio": 2,
   "faceup_area_mm2": 73.8
  },
  {
   "shape": "baguette",
   "carat": 3.75,
   "length_mm": 12.43,
   "width_mm": 6.21,
   "length_in": 0.489,
   "width_in": 0.245,
   "ratio": 2,
   "faceup_area_mm2": 77.2
  },
  {
   "shape": "baguette",
   "carat": 4,
   "length_mm": 12.7,
   "width_mm": 6.35,
   "length_in": 0.5,
   "width_in": 0.25,
   "ratio": 2,
   "faceup_area_mm2": 80.6
  },
  {
   "shape": "baguette",
   "carat": 4.5,
   "length_mm": 13.21,
   "width_mm": 6.6,
   "length_in": 0.52,
   "width_in": 0.26,
   "ratio": 2,
   "faceup_area_mm2": 87.2
  },
  {
   "shape": "baguette",
   "carat": 5,
   "length_mm": 13.68,
   "width_mm": 6.84,
   "length_in": 0.539,
   "width_in": 0.269,
   "ratio": 2,
   "faceup_area_mm2": 93.6
  },
  {
   "shape": "baguette",
   "carat": 6,
   "length_mm": 14.54,
   "width_mm": 7.27,
   "length_in": 0.572,
   "width_in": 0.286,
   "ratio": 2,
   "faceup_area_mm2": 105.7
  },
  {
   "shape": "baguette",
   "carat": 7,
   "length_mm": 15.3,
   "width_mm": 7.65,
   "length_in": 0.602,
   "width_in": 0.301,
   "ratio": 2,
   "faceup_area_mm2": 117.1
  },
  {
   "shape": "baguette",
   "carat": 8,
   "length_mm": 16,
   "width_mm": 8,
   "length_in": 0.63,
   "width_in": 0.315,
   "ratio": 2,
   "faceup_area_mm2": 128
  },
  {
   "shape": "baguette",
   "carat": 9,
   "length_mm": 16.64,
   "width_mm": 8.32,
   "length_in": 0.655,
   "width_in": 0.328,
   "ratio": 2,
   "faceup_area_mm2": 138.5
  },
  {
   "shape": "baguette",
   "carat": 10,
   "length_mm": 17.24,
   "width_mm": 8.62,
   "length_in": 0.679,
   "width_in": 0.339,
   "ratio": 2,
   "faceup_area_mm2": 148.5
  },
  {
   "shape": "baguette",
   "carat": 12,
   "length_mm": 18.32,
   "width_mm": 9.16,
   "length_in": 0.721,
   "width_in": 0.361,
   "ratio": 2,
   "faceup_area_mm2": 167.7
  },
  {
   "shape": "baguette",
   "carat": 15,
   "length_mm": 19.73,
   "width_mm": 9.86,
   "length_in": 0.777,
   "width_in": 0.388,
   "ratio": 2,
   "faceup_area_mm2": 194.6
  },
  {
   "shape": "baguette",
   "carat": 20,
   "length_mm": 21.72,
   "width_mm": 10.86,
   "length_in": 0.855,
   "width_in": 0.427,
   "ratio": 2,
   "faceup_area_mm2": 235.8
  },
  {
   "shape": "baguette",
   "carat": 25,
   "length_mm": 23.39,
   "width_mm": 11.7,
   "length_in": 0.921,
   "width_in": 0.46,
   "ratio": 2,
   "faceup_area_mm2": 273.6
  },
  {
   "shape": "baguette",
   "carat": 30,
   "length_mm": 24.86,
   "width_mm": 12.43,
   "length_in": 0.979,
   "width_in": 0.489,
   "ratio": 2,
   "faceup_area_mm2": 309
  },
  {
   "shape": "baguette",
   "carat": 40,
   "length_mm": 27.36,
   "width_mm": 13.68,
   "length_in": 1.077,
   "width_in": 0.539,
   "ratio": 2,
   "faceup_area_mm2": 374.3
  },
  {
   "shape": "baguette",
   "carat": 50,
   "length_mm": 29.47,
   "width_mm": 14.74,
   "length_in": 1.16,
   "width_in": 0.58,
   "ratio": 2,
   "faceup_area_mm2": 434.3
  },
  {
   "shape": "baguette",
   "carat": 75,
   "length_mm": 33.74,
   "width_mm": 16.87,
   "length_in": 1.328,
   "width_in": 0.664,
   "ratio": 2,
   "faceup_area_mm2": 569.1
  },
  {
   "shape": "baguette",
   "carat": 100,
   "length_mm": 37.13,
   "width_mm": 18.57,
   "length_in": 1.462,
   "width_in": 0.731,
   "ratio": 2,
   "faceup_area_mm2": 689.4
  }
 ],
 "gem_round_size_by_carat": [
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 0.1,
   "diameter_mm": 2.99
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 0.25,
   "diameter_mm": 4.06
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 0.5,
   "diameter_mm": 5.12
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 0.75,
   "diameter_mm": 5.86
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 1,
   "diameter_mm": 6.45
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 1.5,
   "diameter_mm": 7.38
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 2,
   "diameter_mm": 8.13
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 3,
   "diameter_mm": 9.3
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 4,
   "diameter_mm": 10.24
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 5,
   "diameter_mm": 11.03
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 7,
   "diameter_mm": 12.34
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 10,
   "diameter_mm": 13.9
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 15,
   "diameter_mm": 15.91
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 20,
   "diameter_mm": 17.51
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 25,
   "diameter_mm": 18.86
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 30,
   "diameter_mm": 20.04
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 40,
   "diameter_mm": 22.06
  },
  {
   "gem": "diamond",
   "specific_gravity": 3.52,
   "carat": 50,
   "diameter_mm": 23.76
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 0.1,
   "diameter_mm": 3.08
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 0.25,
   "diameter_mm": 4.19
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 0.5,
   "diameter_mm": 5.27
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 0.75,
   "diameter_mm": 6.04
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 1,
   "diameter_mm": 6.64
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 1.5,
   "diameter_mm": 7.61
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 2,
   "diameter_mm": 8.37
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 3,
   "diameter_mm": 9.58
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 4,
   "diameter_mm": 10.55
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 5,
   "diameter_mm": 11.36
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 7,
   "diameter_mm": 12.71
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 10,
   "diameter_mm": 14.31
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 15,
   "diameter_mm": 16.39
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 20,
   "diameter_mm": 18.04
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 25,
   "diameter_mm": 19.43
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 30,
   "diameter_mm": 20.65
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 40,
   "diameter_mm": 22.72
  },
  {
   "gem": "moissanite",
   "specific_gravity": 3.22,
   "carat": 50,
   "diameter_mm": 24.48
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 0.1,
   "diameter_mm": 2.87
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 0.25,
   "diameter_mm": 3.89
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 0.5,
   "diameter_mm": 4.91
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 0.75,
   "diameter_mm": 5.62
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 1,
   "diameter_mm": 6.18
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 1.5,
   "diameter_mm": 7.08
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 2,
   "diameter_mm": 7.79
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 3,
   "diameter_mm": 8.91
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 4,
   "diameter_mm": 9.81
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 5,
   "diameter_mm": 10.57
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 7,
   "diameter_mm": 11.82
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 10,
   "diameter_mm": 13.32
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 15,
   "diameter_mm": 15.24
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 20,
   "diameter_mm": 16.78
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 25,
   "diameter_mm": 18.07
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 30,
   "diameter_mm": 19.21
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 40,
   "diameter_mm": 21.14
  },
  {
   "gem": "sapphire",
   "specific_gravity": 4,
   "carat": 50,
   "diameter_mm": 22.77
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 0.1,
   "diameter_mm": 2.87
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 0.25,
   "diameter_mm": 3.89
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 0.5,
   "diameter_mm": 4.91
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 0.75,
   "diameter_mm": 5.62
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 1,
   "diameter_mm": 6.18
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 1.5,
   "diameter_mm": 7.08
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 2,
   "diameter_mm": 7.79
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 3,
   "diameter_mm": 8.91
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 4,
   "diameter_mm": 9.81
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 5,
   "diameter_mm": 10.57
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 7,
   "diameter_mm": 11.82
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 10,
   "diameter_mm": 13.32
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 15,
   "diameter_mm": 15.24
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 20,
   "diameter_mm": 16.78
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 25,
   "diameter_mm": 18.07
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 30,
   "diameter_mm": 19.21
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 40,
   "diameter_mm": 21.14
  },
  {
   "gem": "ruby",
   "specific_gravity": 4,
   "carat": 50,
   "diameter_mm": 22.77
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 0.1,
   "diameter_mm": 3.26
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 0.25,
   "diameter_mm": 4.43
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 0.5,
   "diameter_mm": 5.58
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 0.75,
   "diameter_mm": 6.39
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 1,
   "diameter_mm": 7.03
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 1.5,
   "diameter_mm": 8.05
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 2,
   "diameter_mm": 8.86
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 3,
   "diameter_mm": 10.14
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 4,
   "diameter_mm": 11.16
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 5,
   "diameter_mm": 12.02
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 7,
   "diameter_mm": 13.45
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 10,
   "diameter_mm": 15.14
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 15,
   "diameter_mm": 17.33
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 20,
   "diameter_mm": 19.08
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 25,
   "diameter_mm": 20.55
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 30,
   "diameter_mm": 21.84
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 40,
   "diameter_mm": 24.04
  },
  {
   "gem": "emerald",
   "specific_gravity": 2.72,
   "carat": 50,
   "diameter_mm": 25.89
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 0.1,
   "diameter_mm": 3.27
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 0.25,
   "diameter_mm": 4.44
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 0.5,
   "diameter_mm": 5.59
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 0.75,
   "diameter_mm": 6.4
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 1,
   "diameter_mm": 7.05
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 1.5,
   "diameter_mm": 8.07
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 2,
   "diameter_mm": 8.88
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 3,
   "diameter_mm": 10.16
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 4,
   "diameter_mm": 11.19
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 5,
   "diameter_mm": 12.05
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 7,
   "diameter_mm": 13.48
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 10,
   "diameter_mm": 15.18
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 15,
   "diameter_mm": 17.38
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 20,
   "diameter_mm": 19.13
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 25,
   "diameter_mm": 20.6
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 30,
   "diameter_mm": 21.89
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 40,
   "diameter_mm": 24.1
  },
  {
   "gem": "aquamarine",
   "specific_gravity": 2.7,
   "carat": 50,
   "diameter_mm": 25.96
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 0.1,
   "diameter_mm": 3.23
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 0.25,
   "diameter_mm": 4.39
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 0.5,
   "diameter_mm": 5.53
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 0.75,
   "diameter_mm": 6.32
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 1,
   "diameter_mm": 6.96
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 1.5,
   "diameter_mm": 7.97
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 2,
   "diameter_mm": 8.77
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 3,
   "diameter_mm": 10.04
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 4,
   "diameter_mm": 11.05
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 5,
   "diameter_mm": 11.9
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 7,
   "diameter_mm": 13.32
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 10,
   "diameter_mm": 15
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 15,
   "diameter_mm": 17.17
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 20,
   "diameter_mm": 18.9
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 25,
   "diameter_mm": 20.35
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 30,
   "diameter_mm": 21.63
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 40,
   "diameter_mm": 23.81
  },
  {
   "gem": "morganite",
   "specific_gravity": 2.8,
   "carat": 50,
   "diameter_mm": 25.65
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 0.1,
   "diameter_mm": 3.04
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 0.25,
   "diameter_mm": 4.13
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 0.5,
   "diameter_mm": 5.2
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 0.75,
   "diameter_mm": 5.96
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 1,
   "diameter_mm": 6.56
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 1.5,
   "diameter_mm": 7.51
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 2,
   "diameter_mm": 8.26
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 3,
   "diameter_mm": 9.46
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 4,
   "diameter_mm": 10.41
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 5,
   "diameter_mm": 11.21
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 7,
   "diameter_mm": 12.54
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 10,
   "diameter_mm": 14.13
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 15,
   "diameter_mm": 16.17
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 20,
   "diameter_mm": 17.8
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 25,
   "diameter_mm": 19.17
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 30,
   "diameter_mm": 20.38
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 40,
   "diameter_mm": 22.43
  },
  {
   "gem": "tanzanite",
   "specific_gravity": 3.35,
   "carat": 50,
   "diameter_mm": 24.16
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 0.1,
   "diameter_mm": 3.29
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 0.25,
   "diameter_mm": 4.47
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 0.5,
   "diameter_mm": 5.63
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 0.75,
   "diameter_mm": 6.44
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 1,
   "diameter_mm": 7.09
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 1.5,
   "diameter_mm": 8.12
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 2,
   "diameter_mm": 8.93
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 3,
   "diameter_mm": 10.23
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 4,
   "diameter_mm": 11.25
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 5,
   "diameter_mm": 12.12
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 7,
   "diameter_mm": 13.56
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 10,
   "diameter_mm": 15.28
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 15,
   "diameter_mm": 17.49
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 20,
   "diameter_mm": 19.25
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 25,
   "diameter_mm": 20.73
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 30,
   "diameter_mm": 22.03
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 40,
   "diameter_mm": 24.25
  },
  {
   "gem": "amethyst",
   "specific_gravity": 2.65,
   "carat": 50,
   "diameter_mm": 26.12
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 0.1,
   "diameter_mm": 3.29
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 0.25,
   "diameter_mm": 4.47
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 0.5,
   "diameter_mm": 5.63
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 0.75,
   "diameter_mm": 6.44
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 1,
   "diameter_mm": 7.09
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 1.5,
   "diameter_mm": 8.12
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 2,
   "diameter_mm": 8.93
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 3,
   "diameter_mm": 10.23
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 4,
   "diameter_mm": 11.25
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 5,
   "diameter_mm": 12.12
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 7,
   "diameter_mm": 13.56
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 10,
   "diameter_mm": 15.28
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 15,
   "diameter_mm": 17.49
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 20,
   "diameter_mm": 19.25
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 25,
   "diameter_mm": 20.73
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 30,
   "diameter_mm": 22.03
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 40,
   "diameter_mm": 24.25
  },
  {
   "gem": "citrine",
   "specific_gravity": 2.65,
   "carat": 50,
   "diameter_mm": 26.12
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 0.1,
   "diameter_mm": 2.99
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 0.25,
   "diameter_mm": 4.06
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 0.5,
   "diameter_mm": 5.11
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 0.75,
   "diameter_mm": 5.85
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 1,
   "diameter_mm": 6.44
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 1.5,
   "diameter_mm": 7.38
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 2,
   "diameter_mm": 8.12
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 3,
   "diameter_mm": 9.29
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 4,
   "diameter_mm": 10.23
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 5,
   "diameter_mm": 11.02
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 7,
   "diameter_mm": 12.33
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 10,
   "diameter_mm": 13.88
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 15,
   "diameter_mm": 15.89
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 20,
   "diameter_mm": 17.49
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 25,
   "diameter_mm": 18.84
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 30,
   "diameter_mm": 20.02
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 40,
   "diameter_mm": 22.04
  },
  {
   "gem": "topaz",
   "specific_gravity": 3.53,
   "carat": 50,
   "diameter_mm": 23.74
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 0.1,
   "diameter_mm": 3.05
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 0.25,
   "diameter_mm": 4.13
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 0.5,
   "diameter_mm": 5.21
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 0.75,
   "diameter_mm": 5.96
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 1,
   "diameter_mm": 6.56
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 1.5,
   "diameter_mm": 7.51
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 2,
   "diameter_mm": 8.27
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 3,
   "diameter_mm": 9.47
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 4,
   "diameter_mm": 10.42
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 5,
   "diameter_mm": 11.22
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 7,
   "diameter_mm": 12.56
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 10,
   "diameter_mm": 14.14
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 15,
   "diameter_mm": 16.19
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 20,
   "diameter_mm": 17.82
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 25,
   "diameter_mm": 19.19
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 30,
   "diameter_mm": 20.4
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 40,
   "diameter_mm": 22.45
  },
  {
   "gem": "peridot",
   "specific_gravity": 3.34,
   "carat": 50,
   "diameter_mm": 24.18
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 0.1,
   "diameter_mm": 2.89
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 0.25,
   "diameter_mm": 3.93
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 0.5,
   "diameter_mm": 4.95
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 0.75,
   "diameter_mm": 5.66
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 1,
   "diameter_mm": 6.23
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 1.5,
   "diameter_mm": 7.14
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 2,
   "diameter_mm": 7.85
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 3,
   "diameter_mm": 8.99
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 4,
   "diameter_mm": 9.89
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 5,
   "diameter_mm": 10.66
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 7,
   "diameter_mm": 11.92
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 10,
   "diameter_mm": 13.43
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 15,
   "diameter_mm": 15.37
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 20,
   "diameter_mm": 16.92
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 25,
   "diameter_mm": 18.23
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 30,
   "diameter_mm": 19.37
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 40,
   "diameter_mm": 21.32
  },
  {
   "gem": "garnet",
   "specific_gravity": 3.9,
   "carat": 50,
   "diameter_mm": 22.96
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 0.1,
   "diameter_mm": 2.97
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 0.25,
   "diameter_mm": 4.03
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 0.5,
   "diameter_mm": 5.08
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 0.75,
   "diameter_mm": 5.81
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 1,
   "diameter_mm": 6.4
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 1.5,
   "diameter_mm": 7.32
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 2,
   "diameter_mm": 8.06
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 3,
   "diameter_mm": 9.22
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 4,
   "diameter_mm": 10.15
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 5,
   "diameter_mm": 10.94
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 7,
   "diameter_mm": 12.24
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 10,
   "diameter_mm": 13.78
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 15,
   "diameter_mm": 15.77
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 20,
   "diameter_mm": 17.36
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 25,
   "diameter_mm": 18.7
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 30,
   "diameter_mm": 19.87
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 40,
   "diameter_mm": 21.87
  },
  {
   "gem": "tsavorite",
   "specific_gravity": 3.61,
   "carat": 50,
   "diameter_mm": 23.56
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 0.1,
   "diameter_mm": 2.97
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 0.25,
   "diameter_mm": 4.03
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 0.5,
   "diameter_mm": 5.08
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 0.75,
   "diameter_mm": 5.82
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 1,
   "diameter_mm": 6.4
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 1.5,
   "diameter_mm": 7.33
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 2,
   "diameter_mm": 8.07
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 3,
   "diameter_mm": 9.23
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 4,
   "diameter_mm": 10.16
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 5,
   "diameter_mm": 10.95
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 7,
   "diameter_mm": 12.25
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 10,
   "diameter_mm": 13.79
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 15,
   "diameter_mm": 15.79
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 20,
   "diameter_mm": 17.38
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 25,
   "diameter_mm": 18.72
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 30,
   "diameter_mm": 19.89
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 40,
   "diameter_mm": 21.89
  },
  {
   "gem": "spinel",
   "specific_gravity": 3.6,
   "carat": 50,
   "diameter_mm": 23.58
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 0.1,
   "diameter_mm": 3.14
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 0.25,
   "diameter_mm": 4.26
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 0.5,
   "diameter_mm": 5.36
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 0.75,
   "diameter_mm": 6.14
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 1,
   "diameter_mm": 6.76
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 1.5,
   "diameter_mm": 7.74
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 2,
   "diameter_mm": 8.51
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 3,
   "diameter_mm": 9.75
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 4,
   "diameter_mm": 10.73
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 5,
   "diameter_mm": 11.56
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 7,
   "diameter_mm": 12.93
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 10,
   "diameter_mm": 14.56
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 15,
   "diameter_mm": 16.67
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 20,
   "diameter_mm": 18.34
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 25,
   "diameter_mm": 19.76
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 30,
   "diameter_mm": 21
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 40,
   "diameter_mm": 23.11
  },
  {
   "gem": "tourmaline",
   "specific_gravity": 3.06,
   "carat": 50,
   "diameter_mm": 24.9
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 0.1,
   "diameter_mm": 2.53
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 0.25,
   "diameter_mm": 3.44
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 0.5,
   "diameter_mm": 4.33
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 0.75,
   "diameter_mm": 4.96
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 1,
   "diameter_mm": 5.46
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 1.5,
   "diameter_mm": 6.25
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 2,
   "diameter_mm": 6.88
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 3,
   "diameter_mm": 7.88
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 4,
   "diameter_mm": 8.67
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 5,
   "diameter_mm": 9.34
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 7,
   "diameter_mm": 10.45
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 10,
   "diameter_mm": 11.77
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 15,
   "diameter_mm": 13.47
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 20,
   "diameter_mm": 14.82
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 25,
   "diameter_mm": 15.97
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 30,
   "diameter_mm": 16.97
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 40,
   "diameter_mm": 18.68
  },
  {
   "gem": "cubic-zirconia",
   "specific_gravity": 5.8,
   "carat": 50,
   "diameter_mm": 20.12
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 0.1,
   "diameter_mm": 2.94
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 0.25,
   "diameter_mm": 3.99
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 0.5,
   "diameter_mm": 5.02
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 0.75,
   "diameter_mm": 5.75
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 1,
   "diameter_mm": 6.33
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 1.5,
   "diameter_mm": 7.24
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 2,
   "diameter_mm": 7.97
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 3,
   "diameter_mm": 9.12
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 4,
   "diameter_mm": 10.04
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 5,
   "diameter_mm": 10.82
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 7,
   "diameter_mm": 12.1
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 10,
   "diameter_mm": 13.63
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 15,
   "diameter_mm": 15.6
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 20,
   "diameter_mm": 17.17
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 25,
   "diameter_mm": 18.5
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 30,
   "diameter_mm": 19.66
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 40,
   "diameter_mm": 21.64
  },
  {
   "gem": "alexandrite",
   "specific_gravity": 3.73,
   "carat": 50,
   "diameter_mm": 23.31
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 0.1,
   "diameter_mm": 2.72
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 0.25,
   "diameter_mm": 3.69
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 0.5,
   "diameter_mm": 4.65
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 0.75,
   "diameter_mm": 5.33
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 1,
   "diameter_mm": 5.86
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 1.5,
   "diameter_mm": 6.71
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 2,
   "diameter_mm": 7.39
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 3,
   "diameter_mm": 8.45
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 4,
   "diameter_mm": 9.3
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 5,
   "diameter_mm": 10.02
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 7,
   "diameter_mm": 11.21
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 10,
   "diameter_mm": 12.63
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 15,
   "diameter_mm": 14.46
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 20,
   "diameter_mm": 15.91
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 25,
   "diameter_mm": 17.14
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 30,
   "diameter_mm": 18.21
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 40,
   "diameter_mm": 20.05
  },
  {
   "gem": "zircon",
   "specific_gravity": 4.69,
   "carat": 50,
   "diameter_mm": 21.59
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 0.1,
   "diameter_mm": 3.1
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 0.25,
   "diameter_mm": 4.2
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 0.5,
   "diameter_mm": 5.3
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 0.75,
   "diameter_mm": 6.06
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 1,
   "diameter_mm": 6.67
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 1.5,
   "diameter_mm": 7.64
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 2,
   "diameter_mm": 8.41
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 3,
   "diameter_mm": 9.62
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 4,
   "diameter_mm": 10.59
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 5,
   "diameter_mm": 11.41
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 7,
   "diameter_mm": 12.76
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 10,
   "diameter_mm": 14.37
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 15,
   "diameter_mm": 16.45
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 20,
   "diameter_mm": 18.11
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 25,
   "diameter_mm": 19.51
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 30,
   "diameter_mm": 20.73
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 40,
   "diameter_mm": 22.82
  },
  {
   "gem": "kunzite",
   "specific_gravity": 3.18,
   "carat": 50,
   "diameter_mm": 24.58
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 0.1,
   "diameter_mm": 3.31
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 0.25,
   "diameter_mm": 4.49
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 0.5,
   "diameter_mm": 5.66
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 0.75,
   "diameter_mm": 6.47
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 1,
   "diameter_mm": 7.13
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 1.5,
   "diameter_mm": 8.16
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 2,
   "diameter_mm": 8.98
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 3,
   "diameter_mm": 10.28
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 4,
   "diameter_mm": 11.31
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 5,
   "diameter_mm": 12.19
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 7,
   "diameter_mm": 13.63
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 10,
   "diameter_mm": 15.35
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 15,
   "diameter_mm": 17.57
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 20,
   "diameter_mm": 19.34
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 25,
   "diameter_mm": 20.84
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 30,
   "diameter_mm": 22.14
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 40,
   "diameter_mm": 24.37
  },
  {
   "gem": "iolite",
   "specific_gravity": 2.61,
   "carat": 50,
   "diameter_mm": 26.25
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 0.1,
   "diameter_mm": 3.56
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 0.25,
   "diameter_mm": 4.83
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 0.5,
   "diameter_mm": 6.08
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 0.75,
   "diameter_mm": 6.96
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 1,
   "diameter_mm": 7.66
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 1.5,
   "diameter_mm": 8.77
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 2,
   "diameter_mm": 9.65
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 3,
   "diameter_mm": 11.05
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 4,
   "diameter_mm": 12.16
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 5,
   "diameter_mm": 13.1
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 7,
   "diameter_mm": 14.66
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 10,
   "diameter_mm": 16.51
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 15,
   "diameter_mm": 18.9
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 20,
   "diameter_mm": 20.8
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 25,
   "diameter_mm": 22.4
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 30,
   "diameter_mm": 23.81
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 40,
   "diameter_mm": 26.2
  },
  {
   "gem": "opal",
   "specific_gravity": 2.1,
   "carat": 50,
   "diameter_mm": 28.23
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 0.1,
   "diameter_mm": 3.25
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 0.25,
   "diameter_mm": 4.41
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 0.5,
   "diameter_mm": 5.55
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 0.75,
   "diameter_mm": 6.36
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 1,
   "diameter_mm": 6.99
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 1.5,
   "diameter_mm": 8.01
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 2,
   "diameter_mm": 8.81
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 3,
   "diameter_mm": 10.09
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 4,
   "diameter_mm": 11.1
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 5,
   "diameter_mm": 11.96
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 7,
   "diameter_mm": 13.38
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 10,
   "diameter_mm": 15.07
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 15,
   "diameter_mm": 17.25
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 20,
   "diameter_mm": 18.99
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 25,
   "diameter_mm": 20.45
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 30,
   "diameter_mm": 21.73
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 40,
   "diameter_mm": 23.92
  },
  {
   "gem": "turquoise",
   "specific_gravity": 2.76,
   "carat": 50,
   "diameter_mm": 25.77
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 0.1,
   "diameter_mm": 3.05
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 0.25,
   "diameter_mm": 4.13
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 0.5,
   "diameter_mm": 5.21
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 0.75,
   "diameter_mm": 5.96
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 1,
   "diameter_mm": 6.56
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 1.5,
   "diameter_mm": 7.51
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 2,
   "diameter_mm": 8.27
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 3,
   "diameter_mm": 9.47
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 4,
   "diameter_mm": 10.42
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 5,
   "diameter_mm": 11.22
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 7,
   "diameter_mm": 12.56
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 10,
   "diameter_mm": 14.14
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 15,
   "diameter_mm": 16.19
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 20,
   "diameter_mm": 17.82
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 25,
   "diameter_mm": 19.19
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 30,
   "diameter_mm": 20.4
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 40,
   "diameter_mm": 22.45
  },
  {
   "gem": "jade",
   "specific_gravity": 3.34,
   "carat": 50,
   "diameter_mm": 24.18
  }
 ],
 "round_mm_to_carat": [
  {
   "diameter_mm": 1,
   "diamond_ct": 0.0037,
   "moissanite_true_ct": 0.0034
  },
  {
   "diameter_mm": 1.5,
   "diamond_ct": 0.0126,
   "moissanite_true_ct": 0.0115
  },
  {
   "diameter_mm": 2,
   "diamond_ct": 0.0298,
   "moissanite_true_ct": 0.0273
  },
  {
   "diameter_mm": 2.5,
   "diamond_ct": 0.0582,
   "moissanite_true_ct": 0.0533
  },
  {
   "diameter_mm": 3,
   "diamond_ct": 0.1006,
   "moissanite_true_ct": 0.092
  },
  {
   "diameter_mm": 3.5,
   "diamond_ct": 0.1598,
   "moissanite_true_ct": 0.1462
  },
  {
   "diameter_mm": 4,
   "diamond_ct": 0.2385,
   "moissanite_true_ct": 0.2182
  },
  {
   "diameter_mm": 4.5,
   "diamond_ct": 0.3396,
   "moissanite_true_ct": 0.3107
  },
  {
   "diameter_mm": 5,
   "diamond_ct": 0.4658,
   "moissanite_true_ct": 0.4261
  },
  {
   "diameter_mm": 5.5,
   "diamond_ct": 0.62,
   "moissanite_true_ct": 0.5672
  },
  {
   "diameter_mm": 6,
   "diamond_ct": 0.805,
   "moissanite_true_ct": 0.7364
  },
  {
   "diameter_mm": 6.5,
   "diamond_ct": 1.0234,
   "moissanite_true_ct": 0.9362
  },
  {
   "diameter_mm": 7,
   "diamond_ct": 1.2782,
   "moissanite_true_ct": 1.1693
  },
  {
   "diameter_mm": 7.5,
   "diamond_ct": 1.5722,
   "moissanite_true_ct": 1.4382
  },
  {
   "diameter_mm": 8,
   "diamond_ct": 1.9081,
   "moissanite_true_ct": 1.7454
  },
  {
   "diameter_mm": 8.5,
   "diamond_ct": 2.2886,
   "moissanite_true_ct": 2.0936
  },
  {
   "diameter_mm": 9,
   "diamond_ct": 2.7167,
   "moissanite_true_ct": 2.4852
  },
  {
   "diameter_mm": 9.5,
   "diamond_ct": 3.1952,
   "moissanite_true_ct": 2.9228
  },
  {
   "diameter_mm": 10,
   "diamond_ct": 3.7267,
   "moissanite_true_ct": 3.4091
  },
  {
   "diameter_mm": 10.5,
   "diamond_ct": 4.3141,
   "moissanite_true_ct": 3.9464
  },
  {
   "diameter_mm": 11,
   "diamond_ct": 4.9602,
   "moissanite_true_ct": 4.5375
  },
  {
   "diameter_mm": 11.5,
   "diamond_ct": 5.6678,
   "moissanite_true_ct": 5.1847
  },
  {
   "diameter_mm": 12,
   "diamond_ct": 6.4397,
   "moissanite_true_ct": 5.8908
  },
  {
   "diameter_mm": 12.5,
   "diamond_ct": 7.2787,
   "moissanite_true_ct": 6.6583
  },
  {
   "diameter_mm": 13,
   "diamond_ct": 8.1875,
   "moissanite_true_ct": 7.4897
  },
  {
   "diameter_mm": 13.5,
   "diamond_ct": 9.169,
   "moissanite_true_ct": 8.3876
  },
  {
   "diameter_mm": 14,
   "diamond_ct": 10.226,
   "moissanite_true_ct": 9.3544
  },
  {
   "diameter_mm": 14.5,
   "diamond_ct": 11.3612,
   "moissanite_true_ct": 10.3929
  },
  {
   "diameter_mm": 15,
   "diamond_ct": 12.5775,
   "moissanite_true_ct": 11.5056
  },
  {
   "diameter_mm": 15.5,
   "diamond_ct": 13.8777,
   "moissanite_true_ct": 12.6949
  },
  {
   "diameter_mm": 16,
   "diamond_ct": 15.2644,
   "moissanite_true_ct": 13.9635
  },
  {
   "diameter_mm": 16.5,
   "diamond_ct": 16.7407,
   "moissanite_true_ct": 15.3139
  },
  {
   "diameter_mm": 17,
   "diamond_ct": 18.3091,
   "moissanite_true_ct": 16.7487
  },
  {
   "diameter_mm": 17.5,
   "diamond_ct": 19.9726,
   "moissanite_true_ct": 18.2704
  },
  {
   "diameter_mm": 18,
   "diamond_ct": 21.7339,
   "moissanite_true_ct": 19.8816
  },
  {
   "diameter_mm": 18.5,
   "diamond_ct": 23.5959,
   "moissanite_true_ct": 21.5849
  },
  {
   "diameter_mm": 19,
   "diamond_ct": 25.5612,
   "moissanite_true_ct": 23.3827
  },
  {
   "diameter_mm": 19.5,
   "diamond_ct": 27.6328,
   "moissanite_true_ct": 25.2777
  },
  {
   "diameter_mm": 20,
   "diamond_ct": 29.8134,
   "moissanite_true_ct": 27.2724
  }
 ],
 "us_ring_sizes": [
  {
   "us_size": 3,
   "inside_diameter_mm": 14.07,
   "inside_circumference_mm": 44.2,
   "inside_diameter_in": 0.554
  },
  {
   "us_size": 3.5,
   "inside_diameter_mm": 14.47,
   "inside_circumference_mm": 45.5,
   "inside_diameter_in": 0.57
  },
  {
   "us_size": 4,
   "inside_diameter_mm": 14.88,
   "inside_circumference_mm": 46.8,
   "inside_diameter_in": 0.586
  },
  {
   "us_size": 4.5,
   "inside_diameter_mm": 15.29,
   "inside_circumference_mm": 48,
   "inside_diameter_in": 0.602
  },
  {
   "us_size": 5,
   "inside_diameter_mm": 15.69,
   "inside_circumference_mm": 49.3,
   "inside_diameter_in": 0.618
  },
  {
   "us_size": 5.5,
   "inside_diameter_mm": 16.1,
   "inside_circumference_mm": 50.6,
   "inside_diameter_in": 0.634
  },
  {
   "us_size": 6,
   "inside_diameter_mm": 16.51,
   "inside_circumference_mm": 51.9,
   "inside_diameter_in": 0.65
  },
  {
   "us_size": 6.5,
   "inside_diameter_mm": 16.91,
   "inside_circumference_mm": 53.1,
   "inside_diameter_in": 0.666
  },
  {
   "us_size": 7,
   "inside_diameter_mm": 17.32,
   "inside_circumference_mm": 54.4,
   "inside_diameter_in": 0.682
  },
  {
   "us_size": 7.5,
   "inside_diameter_mm": 17.73,
   "inside_circumference_mm": 55.7,
   "inside_diameter_in": 0.698
  },
  {
   "us_size": 8,
   "inside_diameter_mm": 18.13,
   "inside_circumference_mm": 57,
   "inside_diameter_in": 0.714
  },
  {
   "us_size": 8.5,
   "inside_diameter_mm": 18.54,
   "inside_circumference_mm": 58.2,
   "inside_diameter_in": 0.73
  },
  {
   "us_size": 9,
   "inside_diameter_mm": 18.95,
   "inside_circumference_mm": 59.5,
   "inside_diameter_in": 0.746
  },
  {
   "us_size": 9.5,
   "inside_diameter_mm": 19.35,
   "inside_circumference_mm": 60.8,
   "inside_diameter_in": 0.762
  },
  {
   "us_size": 10,
   "inside_diameter_mm": 19.76,
   "inside_circumference_mm": 62.1,
   "inside_diameter_in": 0.778
  },
  {
   "us_size": 10.5,
   "inside_diameter_mm": 20.16,
   "inside_circumference_mm": 63.3,
   "inside_diameter_in": 0.794
  },
  {
   "us_size": 11,
   "inside_diameter_mm": 20.57,
   "inside_circumference_mm": 64.6,
   "inside_diameter_in": 0.81
  },
  {
   "us_size": 11.5,
   "inside_diameter_mm": 20.98,
   "inside_circumference_mm": 65.9,
   "inside_diameter_in": 0.826
  },
  {
   "us_size": 12,
   "inside_diameter_mm": 21.38,
   "inside_circumference_mm": 67.2,
   "inside_diameter_in": 0.842
  },
  {
   "us_size": 12.5,
   "inside_diameter_mm": 21.79,
   "inside_circumference_mm": 68.5,
   "inside_diameter_in": 0.858
  },
  {
   "us_size": 13,
   "inside_diameter_mm": 22.2,
   "inside_circumference_mm": 69.7,
   "inside_diameter_in": 0.874
  }
 ],
 "melee_diamond_sizes": [
  {
   "diameter_mm": 0.8,
   "weight_ct": 0.0019,
   "stones_per_carat": 524
  },
  {
   "diameter_mm": 0.9,
   "weight_ct": 0.0027,
   "stones_per_carat": 368
  },
  {
   "diameter_mm": 1,
   "weight_ct": 0.0037,
   "stones_per_carat": 268
  },
  {
   "diameter_mm": 1.1,
   "weight_ct": 0.005,
   "stones_per_carat": 202
  },
  {
   "diameter_mm": 1.2,
   "weight_ct": 0.0064,
   "stones_per_carat": 155
  },
  {
   "diameter_mm": 1.3,
   "weight_ct": 0.0082,
   "stones_per_carat": 122
  },
  {
   "diameter_mm": 1.4,
   "weight_ct": 0.0102,
   "stones_per_carat": 98
  },
  {
   "diameter_mm": 1.5,
   "weight_ct": 0.0126,
   "stones_per_carat": 80
  },
  {
   "diameter_mm": 1.6,
   "weight_ct": 0.0153,
   "stones_per_carat": 66
  },
  {
   "diameter_mm": 1.7,
   "weight_ct": 0.0183,
   "stones_per_carat": 55
  },
  {
   "diameter_mm": 1.8,
   "weight_ct": 0.0217,
   "stones_per_carat": 46
  },
  {
   "diameter_mm": 1.9,
   "weight_ct": 0.0256,
   "stones_per_carat": 39
  },
  {
   "diameter_mm": 2,
   "weight_ct": 0.0298,
   "stones_per_carat": 34
  },
  {
   "diameter_mm": 2.1,
   "weight_ct": 0.0345,
   "stones_per_carat": 29
  },
  {
   "diameter_mm": 2.2,
   "weight_ct": 0.0397,
   "stones_per_carat": 25
  },
  {
   "diameter_mm": 2.3,
   "weight_ct": 0.0453,
   "stones_per_carat": 22
  },
  {
   "diameter_mm": 2.4,
   "weight_ct": 0.0515,
   "stones_per_carat": 19
  },
  {
   "diameter_mm": 2.5,
   "weight_ct": 0.0582,
   "stones_per_carat": 17
  },
  {
   "diameter_mm": 2.6,
   "weight_ct": 0.0655,
   "stones_per_carat": 15
  },
  {
   "diameter_mm": 2.7,
   "weight_ct": 0.0734,
   "stones_per_carat": 14
  },
  {
   "diameter_mm": 2.8,
   "weight_ct": 0.0818,
   "stones_per_carat": 12
  },
  {
   "diameter_mm": 2.9,
   "weight_ct": 0.0909,
   "stones_per_carat": 11
  },
  {
   "diameter_mm": 3,
   "weight_ct": 0.1006,
   "stones_per_carat": 10
  },
  {
   "diameter_mm": 3.25,
   "weight_ct": 0.1279,
   "stones_per_carat": 8
  },
  {
   "diameter_mm": 3.5,
   "weight_ct": 0.1598,
   "stones_per_carat": 6
  }
 ]
}