Round
Round Cut Moissanite vs Natural Diamond Size Chart
Round Cut Moissanite and Natural Diamond Size Chart - When comparing round cut moissanite with natural diamonds, it’s important to understand that moissanite has a lower density, so it weighs less even when the visible size looks the same. That’s why we focus on millimeter (mm) measurements to ensure accurate size comparison and help you confidently choose the perfect stone.
| Size (mm) | Moissanite Average Weight | Natural 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 | 7.0 |
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