Moissanite and Diamond Size Chart

"Round Cut Moissanite and Diamond Size Chart - When comparing the carat weight of a moissanite gemstone to a diamond of the same size, the moissanite will weigh less. Therefore, we prefer to use the millimeter (mm) measurements when referring to our moissanite sizes. Here are some handy charts to compare moissanite and diamond sizes to their equivalent carat weights - Round Cut Moissanite and Diamond Size Chart"

Round Cut Size Chart

 Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3.0 0.11 0.11
3.5 0.17 0.18
4.0 0.24 0.25
4.5 0.31 0.33
5.0 0.48 0.50
5.5 0.56 0.60
6.0 0.75 0.80
6.5 1.00 1.10
7.0 1.20 1.30
7.5 1.50 1.67
8.0 1.95 2.00
8.5 2.44 2.50
9.0 2.68 2.75
9.5 3.20 3.50
10.0 3.80 3.90
10.5 4.20 4.40
11.0 4.70 4.85
11.5 5.70 5.85
12.0 6.10 6.50
12.5 6.70 7.00
13.0 7.30 7.58
13.5 7.80 8.30
14.0 9.70 10.50
14.5 11.20 11.80
15.0 12.50 12.90