1ct Diamond (Cushion, 5.83×5.83mm, White) vs 1.1ct Sapphire (Cushion, 5.77×5.77mm, Bluish Green)
Quick summary: When looked from above (face-up position), 1ct Diamond (5.83×5.83mm, cushion cut) appears 2% larger than 1.1ct Sapphire (5.77×5.77mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 1ct Diamond (cushion cut) |
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1.1ct Sapphire (cushion cut) |
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white |
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| 5.83×5.83 mm | 5.77×5.77 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 Diamond Cushion (5.83×5.83mm, White)
and
1.1ct Sapphire Cushion (5.77×5.77mm, Bluish 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, Sapphire will face-up smaller than Diamond for a given
carat weight, because it has higher specific gravity
(4 vs. 3.52 - this means it's "heavier" compared to Diamond 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 Diamond (Cushion) | 1.1 Ct Sapphire (Cushion) | |
| 5.83×5.83 mm | vs | 5.77×5.77 mm |
| 30.59 mm² | 29.96 mm² |
| 1ct Diamond Cushion (5.83×5.83mm) | |
| 1.1ct Sapphire Cushion (5.77×5.77mm) | |
| Difference: 2% (0.63 mm²) |
1ct Diamond (Cushion, 5.83×5.83mm) has approx. 2% more face-up area than 1.1ct Sapphire (Cushion, 5.77×5.77mm).
Popular comparisons:
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 1ct Diamond (Emerald, White, 6.68 x 4.95)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 1ct Diamond (Princess, White, 5.51 x 5.51)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 2ct Diamond (Cushion, White, 7.34 x 7.34)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 1.25ct Diamond (Cushion, White, 6.28 x 6.28)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 1.5ct Diamond (Cushion, White, 6.67 x 6.67)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 0.8ct Diamond (Cushion, White, 5.47 x 5.46)
- 1ct Diamond (Cushion, White, 5.83 x 5.83) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)