Rounds | Squares | Ovals | |||
---|---|---|---|---|---|
Size | Weight | Size | Weight | Size | Weight |
1.6 mm | .02 carat | 5 mm | .75 carat | 5 x 3 mm | .25 carat |
2 mm | .03 carat | 6 mm | 1.3 carat | 6 x 4 mm | .5 carat |
2.5 mm | .06 carat | 7 mm | 2.05 carat | 7 x 5 mm | 1.0 carat |
3 mm | .10 carat | 8 mm | 2.9 carat | 8 x 6 mm | 1.5 carat |
3.5 mm | .16 carat | 9 mm | 4.4 carat | 9 x 7 mm | 2.5 carat |
4 mm | .25 carat | 10 mm | 6.0 carat | 10 x 8 mm | 3.0 carat |
4.5 mm | .33 carat | 11 mm | 8.0 carat | 11 x 9 mm | 4.0 carat |
5 mm | .50 carat | 12 mm | 10.35 carat | 12 x 10 mm | 5.0 carat |
5.5 mm | .65 carat | 13 mm | 13.2 carat | 14 x 10 mm | 6.0 carat |
6 mm | .75 carat | 14 mm | 16.5 carat | 14 x 12 mm | 8.0 carat |
6.5 mm | 1.0 carat | 15 mm | 20.25 carat | 16 x 12 mm | 10.5 carat |
7 mm | 1.25 carat | 16 mm | 24.6 carat | 18 x 13 mm | 14.2 carat |
8 mm | 2.0 carat | 20 x 15 mm | 20.3 carat | ||
9 mm | 2.75 carat | 22 x 15 mm | 23.5 carat | ||
10 mm | 3.5 carat | 23 x 17 mm | 32.2 carat | ||
11 mm | 4.6 carat | 25 x 18 mm | 43.0 carat | ||
12 mm | 6.0 carat | 27 x 20 mm | 58.5 carat | ||
13 mm | 7.75 carat | 30 x 22 mm | 79.6 carat | ||
14 mm | 9.65 carat | ||||
15 mm | 11.85 carat | ||||
16 mm | 14.35 carat | ||||
17 mm | 17.25 carat | ||||
18 mm | 20.5 carat | ||||
19 mm | 24.0 carat | ||||
20 mm | 28.0 carat | ||||
21 mm | 34.8 carat | ||||
22 mm | 41.8 carat | ||||
23 mm | 49.8 carat | ||||
24 mm | 57.9 carat | ||||
25 mm | 68.7 carat |
Emerald | Pear | Marquis | |||
---|---|---|---|---|---|
6 x 4 mm | .5 carat | 6 x 5 mm | .7 carat | 4 x 2 mm | .10 carat |
7 x 5 mm | 1.0 carat | 7 x 5 mm | .75 carat | 5 x 2.5 mm | .25 carat |
8 x 6 mm | 1.5 carat | 8 x 5 mm | 1.0 carat | 6 x 3 mm | .30 carat |
9 x 7 mm | 2.5 carat | 9 x 6 mm | 1.5 carat | 8 x 4 mm | .75 carat |
10 x 8 mm | 3.0 carat | 10 x 7 mm | 2.0 carat | 10 x 5 mm | 1.0 carat |
11 x 9 mm | 4.0 carat | 11 x 7 mm | 2.25 carat | 12 x 6 mm | 2.0 carat |
12 x 10 mm | 5.0 carat | 12 x 8 mm | 3.0 carat | 14 x 7 mm | 3.0 carat |
14 x 10 mm | 6.0 carat | 13 x 9 mm | 3.5 carat | 16 x 8 mm | 4.0 carat |
14 x 12 mm | 8.0 carat | 15 x 10 mm | 5.5 carat | 18 x 9 mm | 6.0 carat |
16 x 12 mm | 10.5 carat | 16 x 12 mm | 8.6 carat | 20 x 10 mm | 8.5 carat |
18 x 13 mm | 14.2 carat | 18 x 13 mm | 12 carat | ||
20 x 15 mm | 20.3 carat | 20 x 15 mm | 17.3 carat | ||
25 x 18 mm | 52.2 carat | 22 x 15 mm | 18.7 carat | ||
25 x 18 mm | 30.6 carat | ||||
30 x 22 mm | 54.5 carat |