4ct Diamond (Round, 10×10mm, White) vs 4ct Diamond (Emerald, 12.5×8.7mm, White)
Quick summary: When looked from above (face-up position), 4ct Diamond (12.5×8.7mm, emerald cut) appears 29% larger than 4ct Diamond (10×10mm, round cut). See below how they compare side-by-side on a ring and finger.
| 4ct Diamond (round cut) |
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4ct Diamond (emerald cut) |
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white |
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| 10×10 mm | 12.5×8.7 mm | |
| actual size | ||
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Actual size is set for screen
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Ring:
Skin tone:
Ring width: 3.0 mm
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64 mm |
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Actual sizes of
4ct Diamond Round (10×10mm, White)
and
4ct Diamond Emerald (12.5×8.7mm, White)
as they would appear on a ring and finger.
Adjust the ring and finger size to get an idea of how these gemstones would look on your finger.
Where to buy?
For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile
Face-up Size
The face-up size depends on the shape of the gem, its weight and the proportions of the cut. Face-up area is a measure of the size of the gem when viewed from above (as set in a ring).
It tells you how big the gem is at the girdle plane.
| 4 Ct Diamond (Round) | 4 Ct Diamond (Emerald) | |
| 10×10 mm | vs | 12.5×8.7 mm |
| 78.54 mm² | 101.14 mm² |
| 4ct Diamond Round (10×10mm) | |
| 4ct Diamond Emerald (12.5×8.7mm) | |
| Difference: 29% (22.6 mm²) |
4ct Diamond (Emerald, 12.5×8.7mm) has approx. 29% more face-up area than 4ct Diamond (Round, 10×10mm).
Popular comparisons:
- 4ct Diamond (Round, White, 10 x 10) vs. 2.5ct Diamond (Pear, White, 10 x 7)
- 4ct Diamond (Round, White, 10 x 10) vs. 3.5ct Diamond (Round, White, 9.8 x 9.8)
- 4ct Diamond (Round, White, 10 x 10) vs. 5ct Diamond (Round, White, 11.11 x 11.11)
- 4ct Diamond (Round, White, 10 x 10) vs. 1.2ct Diamond (Oval, White, 8 x 6)
- 4ct Diamond (Round, White, 10 x 10) vs. 5ct Diamond (Cushion, White, 11 x 9)
- 4ct Diamond (Round, White, 10 x 10) vs. 2.5ct Diamond (Pear, White, 12.28 x 7.4)
- 4ct Diamond (Round, White, 10 x 10) vs. 4ct Diamond (Emerald, White, 11 x 8)
- 4ct Diamond (Round, White, 10 x 10) vs. 4ct Diamond (Cushion, White, 9.35 x 9.18)