0.5ct Diamond (Cushion, 4.62×4.62mm, White) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 1ct Emerald (7.28×5.39mm, emerald cut) appears 90% larger than 0.5ct Diamond (4.62×4.62mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 0.5ct Diamond (cushion cut) |
vs
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1ct Emerald (emerald cut) |
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white |
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| 4.62×4.62 mm | 7.28×5.39 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
0.5ct Diamond Cushion (4.62×4.62mm, White)
and
1ct Emerald Emerald (7.28×5.39mm, 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.
| 0.5 Ct Diamond (Cushion) | 1 Ct Emerald (Emerald) | |
| 4.62×4.62 mm | vs | 7.28×5.39 mm |
| 19.21 mm² | 36.49 mm² |
| 0.5ct Diamond Cushion (4.62×4.62mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 90% (17.28 mm²) |
1ct Emerald (Emerald, 7.28×5.39mm) has approx. 90% more face-up area than 0.5ct Diamond (Cushion, 4.62×4.62mm).
Popular comparisons:
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 0.5ct Diamond (Princess, White, 4.37 x 4.37)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 0.7ct Diamond (Cushion, White, 5.17 x 5.17)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 1ct Diamond (Cushion, White, 5.83 x 5.83)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 0.5ct Diamond (Cushion, White, 4.47 x 4.44)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 1.29ct Sapphire (Cushion, Blue, 6.34 x 5.56)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 0.62ct Sapphire (Cushion, Blue, 4.77 x 4.77)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 1.5ct Diamond (Princess, White, 6.31 x 6.31)
- 0.5ct Diamond (Cushion, White, 4.62 x 4.62) vs. 22ct Diamond (Round, White, 18.21 x 18.21)