Heart Cut Diamond Size Chart
Navigate our Heart Cut Diamond Size Chart to discover how carat weight translates into size, ensuring you find the perfect romantic symbol for your collection.
| Heart MM Size | Heart Carat Weight |
|---|---|
| 4 mm | 0.25 ct |
| 5 mm | 0.50 ct |
| 6 mm | 0.75 ct |
| 6.5 mm | 1.00 ct |
| 7 mm | 1.25 ct |
| 7.5 mm | 1.50 ct |
| 7.7 mm | 1.75 ct |
| 8 mm | 2.00 ct |
| 8.5 mm | 2.50 ct |
| 9 mm | 3.00 ct |
| 10 mm | 3.50 ct |
| 10.5 mm | 4.00 ct |
| 11 mm | 4.50 ct |
| 11.5 mm | 5.00 ct |

| Heart MM Size | Heart Carat Weight |
|---|---|
| 3.5 mm | 0.18 ct |
| 4 mm | 0.25 ct |
| 4.25 mm | 0.28 ct |
| 4.5 mm | 0.34 ct |
| 4.75 mm | 0.38 ct |
| 5 mm | 0.50 ct |
| 5.5 mm | 0.61 ct |
| 6 mm | 0.75 ct |
| 6.25 mm | 0.83 ct |
| 6.5 mm | 1.00 ct |
| 7 mm | 1.25 ct |
| 7.5 mm | 1.50 ct |
| 7.7 mm | 1.75 ct |
| Heart MM Size | Heart Carat Weight |
|---|---|
| 8 mm | 2.00 ct |
| 8.5 mm | 2.50 ct |
| 9 mm | 3.00 ct |
| 10 mm | 3.50 ct |
| 10.5 mm | 4.00 ct |
| 11 mm | 4.50 ct |
| 11.5 mm | 5.00 ct |
| 12 mm | 5.66 ct |
| 13 mm | 7.88 ct |
| 14 mm | 9.38 ct |
| 15 mm | 10.79 ct |
| 16 mm | 13.27 ct |
| 18 mm | 15.33 ct |











