0.9ct Diamond (Marquise, 10.02×5.01mm, White) vs 1ct Emerald (Emerald, 7.26×5.38mm, Green)
Quick summary: When looked from above (face-up position), 1ct Emerald (7.26×5.38mm, emerald cut) appears 2% larger than 0.9ct Diamond (10.02×5.01mm, marquise cut). See below how they compare side-by-side on a ring and finger.
| 0.9ct Diamond (marquise cut) |
vs
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1ct Emerald (emerald cut) |
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white |
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| 10.02×5.01 mm | 7.26×5.38 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
0.9ct Diamond Marquise (10.02×5.01mm, White)
and
1ct Emerald Emerald (7.26×5.38mm, 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.
| 0.9 Ct Diamond (Marquise) | 1 Ct Emerald (Emerald) | |
| 10.02×5.01 mm | vs | 7.26×5.38 mm |
| 35.64 mm² | 36.32 mm² |
| 0.9ct Diamond Marquise (10.02×5.01mm) | |
| 1ct Emerald Emerald (7.26×5.38mm) | |
| Difference: 2% (0.68 mm²) |
1ct Emerald (Emerald, 7.26×5.38mm) has approx. 2% more face-up area than 0.9ct Diamond (Marquise, 10.02×5.01mm).
Popular comparisons:
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 0.5ct Emerald (Marquise, Dark Green, 8.94 x 4.47)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 0.9ct Diamond (Oval, White, 7.83 x 5.22)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 1.75ct Diamond (Round, White, 7.83 x 7.83)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 1ct Diamond (Marquise, White, 10.38 x 5.19)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 1.45ct Diamond (Marquise, White, 11.76 x 5.88)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 1.45ct Diamond (Oval, White, 9.18 x 6.12)
- 0.9ct Diamond (Marquise, White, 10.02 x 5.01) vs. 1.75ct Diamond (Emerald, White, 8.05 x 5.96)