2.5ct Diamond (Round, 8.82×8.82mm, White) vs 2ct Emerald (Cushion, 8.03×8.03mm, Green)
Quick summary: When looked from above (face-up position), 2.5ct Diamond (8.82×8.82mm, round cut) appears 5% larger than 2ct Emerald (8.03×8.03mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 2.5ct Diamond (round cut) |
vs
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2ct Emerald (cushion cut) |
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white |
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| 8.82×8.82 mm | 8.03×8.03 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
2.5ct Diamond Round (8.82×8.82mm, White)
and
2ct Emerald Cushion (8.03×8.03mm, Green)
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
All things being equal, Diamond will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(3.52 vs. 2.72 - this means it's "heavier" compared to Emerald of the same size). Face-up size also depends heavily on 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.
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.
| 2.5 Ct Diamond (Round) | 2 Ct Emerald (Cushion) | |
| 8.82×8.82 mm | vs | 8.03×8.03 mm |
| 61.1 mm² | 58.03 mm² |
| 2.5ct Diamond Round (8.82×8.82mm) | |
| 2ct Emerald Cushion (8.03×8.03mm) | |
| Difference: 5% (3.07 mm²) |
2.5ct Diamond (Round, 8.82×8.82mm) has approx. 5% more face-up area than 2ct Emerald (Cushion, 8.03×8.03mm).
Popular comparisons:
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 3ct Diamond (Round, White, 9.37 x 9.37)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 2.5ct Diamond (Oval, White, 11.01 x 7.34)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 2.7ct Diamond (Round, White, 9.05 x 9.05)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 3.5ct Sapphire (Emerald, Blue, 9.5 x 6.27)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 2.5ct Diamond (Cushion, White, 7.91 x 7.91)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 2.8ct Diamond (Round, White, 9.16 x 9.16)
- 2.5ct Diamond (Round, White, 8.82 x 8.82) vs. 3ct Diamond (Round, White, 9 x 9)