Diamond Carat Weights and Tolerance Range
| Diamond Weight |
Carat Weight Variance Range |
| Diamond Accent |
0.001 - 0.039 |
| 1/20 |
.04 -.06 |
| 1/15 |
.065 -.08 |
| 1/10 |
0.085 - 0.11 |
| 1/8 |
0.115 - 0.14 |
| 1/6 |
0.145 - 0.17 |
| 1/5 |
0.18 - 0.22 |
| 1/4 |
0.23 - 0.28 |
| 1/3 |
0.29 - 0.36 |
| 3/8 |
0.37 - 0.44 |
| 1/2 |
0.45 - 0.57 |
| 5/8 |
0.58 - 0.68 |
| 3/4 |
0.69 - 0.79 |
| 7/8 |
0.80 - 0.94 |
| 1 |
0.95 - 1.11 |
| 1 1/8 |
1.115 - 1.14 |
| 1 1/6 |
1.145 - 1.17 |
| 1 1/5 |
1.18 - 1.22 |
| 1 1/4 |
1.23 - 1.28 |
| 1 1/3 |
1.29 - 1.36 |
| 1 3/8 |
1.37 - 1.44 |
| 1 1/2 |
1.45 - 1.57 |
| 1 5/8 |
1.58 -1.68 |
| 1 3/4 |
1.69 - 1.79 |
| 1 7/8 |
1.80 - 1.94 |
| 2 |
1.95 - 2.11 |
| 2 1/8 |
2.115 - 2.14 |
| 2 1/6 |
2.145 - 2.17 |
| 2 1/5 |
2.18 - 2.22 |
| 2 1/4 |
2.23 - 2.28 |
| 2 1/3 |
2.29 - 2.36 |
| 2 3/8 |
2.37 -2.44 |
| 2 1/2 |
2.45 - 2.57 |
| 2 5/8 |
2.58 -2.68 |
| 2 3/4 |
2.69 - 2.79 |
| 2 7/8 |
2.80 - 2.94 |
| 3 |
2.95 - 3.11 |