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Diamond Size Comparison
1.5ct Round vs 2ct Round
Compare the real size of a 1.5ct Round and a 2ct Round, sized to scale on a ring and finger and calibrated to your screen. Adjust either stone below to explore other combinations.
Stone A
1.5 ct
0.25 ct3 ct
Stone B
2 ct
0.25 ct3 ct
Ring size6½
Band width2.2 mm
Metal
Overall, 2ct Round is 23% larger than 1.5ct Round when looked at from above.
Actual size
1.5ct Round
Actual size
2ct Round
| Attribute | 1.5ct Round | 2ct Round |
|---|---|---|
| Shape | Round | Round |
| Weight | 1.5 ct | 2 ct |
| Measurements | 7.4×7.4×4.4 mm | 8.2×8.2×4.9 mm |
| Total depth % | 59.5% | 59.8% |
| Length / width ratio | 1 | 1 |
| Face-up area | 43.01 mm² | 52.81 mm² |
| Face-up area per carat | 28.67 mm²/ct | 26.41 mm²/ct |
| Approx. volume | 126.16 mm³ | 172.51 mm³ |
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1.5ct Round vs 2ct Round at a glance
2ct Round has approximately 23% more face-up area than 1.5ct Round.
| Attribute | 1.5ct Round | 2ct Round |
|---|---|---|
| Shape | Round | Round |
| Weight | 1.5 ct | 2 ct |
| Measurements | 7.4×7.4×4.4 mm | 8.2×8.2×4.9 mm |
| Total depth % | 59.5% | 59.8% |
| Length / width ratio | 1 | 1 |
| Face-up area | 43.01 mm² | 52.81 mm² |
| Face-up area per carat | 28.67 mm²/ct | 26.41 mm²/ct |
| Approx. volume | 126.16 mm³ | 172.51 mm³ |
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