How big is a 10 carat kunzite?

By HeyGema™ · Updated

In short

A 10 carat round kunzite measures about 14.4 mm across (0.57 inches), 3% wider than a 10 carat diamond (13.9 mm). An oval of the same weight is 17.8 x 12.3 mm and an emerald cut 15.6 x 11.1 mm.

Carat to mm calculator

About 14.4 x 14.4 mm

An estimate for a well-cut stone. A deep or shallow cut faces up smaller or bigger.

Round
14.4 mm
Oval
17.8 x 12.3 mm
Cushion
12.5 x 12.5 mm
Princess
12.3 x 12.3 mm
Emerald cut
15.6 x 11.1 mm
Asscher
12.3 x 12.3 mm
Radiant
14.5 x 11.1 mm
Pear
18.9 x 12.3 mm
Marquise
23.2 x 11.6 mm
Heart
14.5 x 14.5 mm
Trillion
15.6 x 15.6 mm
Baguette
17.8 x 8.9 mm
= 5 mm in every picture above
A 10 carat kunzite in 12 shapes, drawn to one scale.

10 carat kunzite size by shape

Face-up measurements of a well-cut 10 carat kunzite. Kunzite is lighter than diamond (3.18 against 3.52), so the same weight gives a bigger stone, 3% wider across.

Round
Length x width: 14.4 mm
In inches: 0.57 in
Oval
Length x width: 17.8 x 12.3 mm
In inches: 0.70 x 0.48 in
Cushion
Length x width: 12.5 x 12.5 mm
In inches: 0.49 x 0.49 in
Princess
Length x width: 12.3 x 12.3 mm
In inches: 0.48 x 0.48 in
Emerald cut
Length x width: 15.6 x 11.1 mm
In inches: 0.61 x 0.44 in
Asscher
Length x width: 12.3 x 12.3 mm
In inches: 0.48 x 0.48 in
Radiant
Length x width: 14.5 x 11.1 mm
In inches: 0.57 x 0.44 in
Pear
Length x width: 18.9 x 12.3 mm
In inches: 0.75 x 0.48 in
Marquise
Length x width: 23.2 x 11.6 mm
In inches: 0.91 x 0.46 in
Heart
Length x width: 14.5 x 14.5 mm
In inches: 0.57 x 0.57 in
Trillion
Length x width: 15.6 x 15.6 mm
In inches: 0.61 x 0.61 in
Baguette
Length x width: 17.8 x 8.9 mm
In inches: 0.70 x 0.35 in

10 carat kunzite against other gems

Diamond
Round, 10 carat: 13.9 mm
Moissanite
Round, 10 carat: 14.3 mm
Sapphire
Round, 10 carat: 13.3 mm
Ruby
Round, 10 carat: 13.3 mm
Emerald
Round, 10 carat: 15.1 mm
Aquamarine
Round, 10 carat: 15.2 mm
Morganite
Round, 10 carat: 15.0 mm
Tanzanite
Round, 10 carat: 14.1 mm
Kunzite (this page)
Round, 10 carat: 14.4 mm

10 carat kunzite on a finger

14.4 mm
14.4 mm stone on a 16.5 mm finger: it covers 87% of the widthA round 10 carat kunzite on a size 6 finger.
4
Finger width: 14.9 mm
Round covers: 97%
Oval covers: 82%
5
Finger width: 15.7 mm
Round covers: 92%
Oval covers: 78%
6
Finger width: 16.5 mm
Round covers: 87%
Oval covers: 74%
7
Finger width: 17.3 mm
Round covers: 83%
Oval covers: 71%
8
Finger width: 18.1 mm
Round covers: 79%
Oval covers: 68%
9
Finger width: 18.9 mm
Round covers: 76%
Oval covers: 65%

Kunzite at nearby weights

5 carat kunzite
Round diameter: 11.4 mm
10 ct (this page)
Round diameter: 14.4 mm

Questions

A round 10 carat kunzite is about 14.4 mm across. Other shapes are longer than they are wide: an oval is 17.8 x 12.3 mm.
Yes. A round 10 carat kunzite is 3% wider than a 10 carat diamond (13.9 mm).
2.00 grams. A carat is 200 milligrams for every gem.
A round 10 carat kunzite covers 87% of the width of a size 6 finger. Compare it with a ring you have tried on in the finger chart above.

More size charts