1ct Emerald (Cushion, 6.37×6.37mm, Green) vs 1ct Diamond (Pear, 9.05×5.45mm, White)
Quick summary: When looked from above (face-up position), 1ct Emerald (6.37×6.37mm, cushion cut) appears 1% larger than 1ct Diamond (9.05×5.45mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 1ct Emerald (cushion cut) |
vs
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1ct Diamond (pear cut) |
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green |
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| 6.37×6.37 mm | 9.05×5.45 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 Cushion (6.37×6.37mm, Green)
and
1ct Diamond Pear (9.05×5.45mm, 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 (Cushion) | 1 Ct Diamond (Pear) | |
| 6.37×6.37 mm | vs | 9.05×5.45 mm |
| 36.52 mm² | 36.01 mm² |
| 1ct Emerald Cushion (6.37×6.37mm) | |
| 1ct Diamond Pear (9.05×5.45mm) | |
| Difference: 1% (0.51 mm²) |
1ct Emerald (Cushion, 6.37×6.37mm) has approx. 1% more face-up area than 1ct Diamond (Pear, 9.05×5.45mm).
Popular comparisons:
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 1ct Diamond (Cushion, White, 5.83 x 5.83)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 1.5ct Emerald (Cushion, Green, 7.3 x 7.3)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 4ct Emerald (Pear, Green, 15.02 x 9.05)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 1ct Tourmaline (Emerald, Violet, 6.95 x 5.15)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 4ct Emerald (Cushion, Green, 10.12 x 10.12)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 3ct Emerald (Cushion, Green, 9.19 x 9.19)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 2ct Emerald (Cushion, Green, 8.03 x 8.03)
- 1ct Emerald (Cushion, Green, 6.37 x 6.37) vs. 0.85ct Ruby (Cushion, Red, 5.3 x 5.3)