1ct Emerald (Marquise, 11.26×5.63mm, Green) vs 2ct Diamond (Round, 8.19×8.19mm, White)
Quick summary: When looked from above (face-up position), 2ct Diamond (8.19×8.19mm, round cut) appears 17% larger than 1ct Emerald (11.26×5.63mm, marquise cut). See below how they compare side-by-side on a ring and finger.
| 1ct Emerald (marquise cut) |
vs
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2ct Diamond (round cut) |
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green |
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| 11.26×5.63 mm | 8.19×8.19 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
1ct Emerald Marquise (11.26×5.63mm, Green)
and
2ct Diamond Round (8.19×8.19mm, 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
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.
| 1 Ct Emerald (Marquise) | 2 Ct Diamond (Round) | |
| 11.26×5.63 mm | vs | 8.19×8.19 mm |
| 45.01 mm² | 52.68 mm² |
| 1ct Emerald Marquise (11.26×5.63mm) | |
| 2ct Diamond Round (8.19×8.19mm) | |
| Difference: 17% (7.67 mm²) |
2ct Diamond (Round, 8.19×8.19mm) has approx. 17% more face-up area than 1ct Emerald (Marquise, 11.26×5.63mm).
Popular comparisons:
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 1ct Emerald (Pear, Green, 9.46 x 5.7)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 1ct Emerald (Oval, Green, 8.63 x 5.75)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 1ct Emerald (Princess, Green, 6.13 x 6.13)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 2ct Emerald (Emerald, Green, 9.17 x 6.79)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 3ct Emerald (Emerald, Green, 10.5 x 7.78)
- 1ct Emerald (Marquise, Green, 11.26 x 5.63) vs. 4ct Emerald (Cushion, Green, 10.12 x 10.12)