2.5ct Emerald (Round, 9.25×9.25mm, Green) vs 2ct Diamond (Round, 8.19×8.19mm, White)
Quick summary: When looked from above (face-up position), 2.5ct Emerald (9.25×9.25mm, round cut) appears 28% larger than 2ct Diamond (8.19×8.19mm, round cut). See below how they compare side-by-side on a ring and finger.
| 2.5ct Emerald (round cut) |
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2ct Diamond (round cut) |
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| 9.25×9.25 mm | 8.19×8.19 mm | |
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Actual sizes of
2.5ct Emerald Round (9.25×9.25mm, 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. 2.7 - 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 Emerald (Round) | 2 Ct Diamond (Round) | |
| 9.25×9.25 mm | vs | 8.19×8.19 mm |
| 67.2 mm² | 52.68 mm² |
| 2.5ct Emerald Round (9.25×9.25mm) | |
| 2ct Diamond Round (8.19×8.19mm) | |
| Difference: 28% (14.52 mm²) |
2.5ct Emerald Round (9.25×9.25mm) has approx. 28% more face-up area than 2ct Diamond Round (8.19×8.19mm).
Popular comparisons:
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 5ct Sapphire (Oval, Blue, 12.93 x 8.62)
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 2.5ct Diamond (Round, White, 8.82 x 8.82)
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 2.5ct Sapphire (Round, Blue, 8.11 x 8.11)
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 2.75ct Diamond (Round, White, 9.11 x 9.11)
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 2.5ct Diamond (Emerald, White, 9.07 x 6.72)
- 2.5ct Emerald (Round, Green, 9.25 x 9.25) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.16ct Emerald (Round, Green, 3.7 x 3.7) vs. 1ct Diamond (Cushion, White, 5.83 x 5.83)
Enter your screen size (diagonal)
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Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.