Diamond Size Chart - Cushion
Cushion Cut Diamond Size Chart (MM)
Cushion cut diamonds are one of the hardest shapes to predict size based on weight or millimeter measurements. Use our cushion diamond size chart to see how it would look on a hand.
Cushion Diamond Sizes
| Cushion MM Size | Cushion Carat Weight |
|---|---|
| 4.2 mm. | 0.40 ct. |
| 4.9 mm. | 0.50 ct. |
| 5.25 mm. | 0.75 ct. |
| 5.5 mm. | 1.00 ct. |
| 6 mm. | 1.25 ct. |
| 6.5 mm. | 1.50 ct. |
| 7 mm. | 2.00 ct. |
| 7.5 mm. | 2.50 ct. |
| Cushion MM Size | Cushion Carat Weight |
|---|---|
| 8 mm. | 3.00 ct. |
| 8.5 mm. | 3.50 ct. |
| 9 mm. | 4.12 ct. |
| 9.5 mm. | 5.09 ct. |
| 10 mm. | 5.62 ct. |
| 11 mm. | 7.44 ct. |
| 12 mm. | 9.52 ct. |
| 13 mm. | 12.66 ct. |