How many carats is a 14 mm diamond?
By HeyGema™ · Updated
In short
A 14 mm round diamond weighs about 10.23 carat (2.05 grams). A 14 mm princess cut weighs about 16.49 carat, and an oval that is 14 mm long about 5.38 carat.
- 10.23 ctround diamond, 14 mm
- 2.05 gweight
- 0.55 in14 mm in inches
Carat to mm calculator
About 10.23 carat
An estimate for a well-cut stone. A deep or shallow cut faces up smaller or bigger.
14 mm diamond weight by shape
The weight of a well-cut diamond measuring 14 mm. For round and square shapes the number is the diameter or the side. For longer shapes it is the long side, with the width following the usual ratio.
- Round
- Size: 14 mm
- Weight: 10.23 ct
- Oval
- Size: 14 mm x 9.7 mm
- Weight: 5.38 ct
- Cushion
- Size: 14 mm x 14.0 mm
- Weight: 15.63 ct
- Princess
- Size: 14 mm x 14.0 mm
- Weight: 16.49 ct
- Emerald cut
- Size: 14 mm x 10.0 mm
- Weight: 8 ct
- Asscher
- Size: 14 mm x 14.0 mm
- Weight: 16.49 ct
- Radiant
- Size: 14 mm x 10.8 mm
- Weight: 9.99 ct
- Pear
- Size: 14 mm x 9.0 mm
- Weight: 4.45 ct
- Marquise
- Size: 14 mm x 7.0 mm
- Weight: 2.44 ct
- Heart
- Size: 14 mm x 14.0 mm
- Weight: 9.99 ct
- Trillion
- Size: 14 mm x 14.0 mm
- Weight: 8 ct
- Baguette
- Size: 14 mm x 7.0 mm
- Weight: 5.36 ct
14 mm stones in other gems
A round stone of the same size weighs differently in each gem, because gems differ in density.
- Diamond
- Weight of a round stone: 10.23 ct
- Moissanite
- Weight of a round stone: 9.35 ct
- Sapphire
- Weight of a round stone: 11.62 ct
- Ruby
- Weight of a round stone: 11.62 ct
- Emerald
- Weight of a round stone: 7.9 ct
- Aquamarine
- Weight of a round stone: 7.84 ct
- Topaz
- Weight of a round stone: 10.26 ct
- Amethyst
- Weight of a round stone: 7.7 ct
- Spinel
- Weight of a round stone: 10.46 ct
- Tanzanite
- Weight of a round stone: 9.73 ct
- Morganite
- Weight of a round stone: 8.13 ct
14 mm diamond studs
A pair of 14 mm round diamond studs has a total carat weight of about 20.45 carat, 10.23 carat for each stone. See the diamond stud earring size chart.
Nearby sizes
Questions
About 10.23 carat for a well-cut round diamond.
A 14 mm princess cut, measured along one side, weighs about 16.49 carat.
A 14 mm round moissanite is labeled 10.23 carat (diamond equivalent weight) and weighs about 9.35 carat. See the moissanite size chart.
14 mm is 0.55 inches.