Stone Size Conversion Chart
By Stuller |
June 5, 2013
MM to Carats Stone Conversion Chart
(Note: These Are Approximate Diamond Sizes)
Carat Size |
Round
|
Pear
|
Marquise
|
Oval
|
Emerald
|
Heart
|
Trillion
|
Princess
|
Size in MM |
0.005 | 1.0 | |||||||
0.0067 | 1.15 | |||||||
0.0075 | 1.12 | |||||||
0.01 | 1.3 | |||||||
0.015 | 1.5 | |||||||
0.02 | 1.7 | |||||||
0.025 | 1.8 | |||||||
0.03 | 2.0 | 1.5 x 1.5 | ||||||
0.035 | 2.1 | 2.5 x 1.25 | ||||||
0.04 | 2.2 | 3 x 1.5 | 1.75 x 1.75 | |||||
0.05 | 2.4 | |||||||
0.06 | 2.5 | 3.5 x 1.75 | 2 x 2 | |||||
0.07 | 2.7 | 3.5 x 2 | 2.25 x 2.25 | |||||
0.08 | 2.8 | |||||||
0.09 | 2.9 | 3. x 2.5 | 4 x 2 | |||||
0.10 | 3.0 | 3 x 3 x 3 | 2.5 x 2.5 | |||||
0.11 | 3.1 | 4.25 x 2.25 | ||||||
0.12 | 3.2 | 4 x 2.5 | 3 x 3 | |||||
0.14 | 3.3 | 4 x 3 | 4.5 x 2.5 | 3.5 x 3.5 x 3.5 | 2.75 x 2.75 | |||
0.15 | 3.4 | 5 x 2.5 | ||||||
0.16 | 3.5 | 4.5 x 3 | ||||||
0.17 | 3.6 | 3 x 3 | ||||||
0.18 | 3.7 | 4 x 4 x 4 | ||||||
0.20 | 3.8 | 5 x 3 | 5 x 3 | 4 x 3 | 3.5 x 3.5 | 3.25 x 3.25 | ||
0.22 | 3.9 | |||||||
0.23 | 4.0 | 3.5 x 3.5 | ||||||
0.25 | 4.1 | 6 x 3 | 5 x 3 | 5 x 3 | 4 x 4 | 4.5 x 4.5 x 4.5 | ||
0.30 | 4.2 | 5.5 x 3.5 | 6 x 3.5 | 3.75 x 3.75 | ||||
0.33 | 4.4 | 5 x 5 x 5 | ||||||
0.38 | 4.6 | 7 x 3.5 | 5 x 4 | 4.5 x 4.5 | 4 x 4 | |||
0.40 | 4.8 | 5.5 x 5.5 x 5.5 | ||||||
0.47 | 5.0 | |||||||
0.50 | 5.2 | 6 x 4 | 8 x 4 | 6 x 4 | 6 x 4 | 5 x 5 | 6 x 6 x 6 | |
0.60 | 5.4 | |||||||
0.65 | 5.6 | 5.5 x 5.5 | ||||||
0.75 | 5.8 | 7 x 5 | 9 x 4.5 | 6.5 x 4.5 | 6 x 6 | |||
0.80 | 6.0 | |||||||
0.95 | 6.4 | |||||||
1.00 | 6.5 | 8 x 5 | 10 x 5 | 7 x 5 | 7 x 5 | 6.5 x 6.5 | ||
1.10 | 6.6 | |||||||
1.17 | 6.8 | |||||||
1.25 | 7.0 | 7.5 x 5.5 | ||||||
1.33 | 7.2 | |||||||
1.50 | 7.4 | 9 x 6 | 11 x 5.5 | 8 x 6 | 8 x 6 | 7 x 7 | 7 x 7 x 7 | |
1.60 | 7.6 | |||||||
1.75 | 7.8 | |||||||
1.90 | 8.0 | |||||||
2.00 | 8.2 | 10 x 7 | 12 x 6 | 8.5 x 6.5 | 8.5 x 6.5 | 8 x 8 | 8 x 8 x 8 | |
2.15 | 8.4 | |||||||
2.25 | 8.6 | |||||||
2.50 | 8.8 | 12 x 7 | 13 x 6.5 | 9 x 7 | 9 x 7 | 8.5 x 8.5 | 9 x 9 x 9 | |
2.85 | 9.2 | |||||||
3.00 | 9.4 | 12 x 8 | 14 x 7 | 10 x 8 | 10 x 8 | 9 x 9 | 10 x 10 x 10 | |
3.15 | 9.6 | |||||||
3.35 | 9.8 | |||||||
3.50 | 10.0 | 13 x 8 | 14 x 7.5 | 10 x 8.5 | 9.5 x 9.5 | |||
3.75 | 10.2 | |||||||
4.00 | 10.4 | 14 x 8 | 16 x 8 | 11 x 9 | 11 x 9 | 10 x 10 | ||
4.25 | 10.6 | |||||||
4.50 | 10.8 | 14.5 x 9 | 11 x 9.5 | 10.5 x 10.5 | ||||
4.75 | 11.0 | |||||||
5.00 | 11.2 | 15 x 9 | 16 x 8.5 | 12 x 10 | 12 x 10 | 11 x 11 |