20ct Diamond (Cushion, 15.82×15.82mm, White) vs 11ct Morganite (Cushion, 15×11mm, Light Purple)
Quick summary: When looked from above (face-up position), 20ct Diamond (15.82×15.82mm, cushion cut) appears 52% larger than 11ct Morganite (15×11mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 20ct Diamond (cushion cut) |
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11ct Morganite (cushion cut) |
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white |
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| 15.82×15.82 mm | 15×11 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
20ct Diamond Cushion (15.82×15.82mm, White)
and
11ct Morganite Cushion (15×11mm, Light Purple)
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 Morganite for a given
carat weight, because it has higher specific gravity
(3.52 vs. 2.8 - this means it's "heavier" compared to Morganite 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.
| 20 Ct Diamond (Cushion) | 11 Ct Morganite (Cushion) | |
| 15.82×15.82 mm | vs | 15×11 mm |
| 225.25 mm² | 148.5 mm² |
| 20ct Diamond Cushion (15.82×15.82mm) | |
| 11ct Morganite Cushion (15×11mm) | |
| Difference: 52% (76.75 mm²) |
20ct Diamond (Cushion, 15.82×15.82mm) has approx. 52% more face-up area than 11ct Morganite (Cushion, 15×11mm).
Popular comparisons:
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 1ct Emerald (Round, Green, 6.82 x 6.82)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 20ct Diamond (Emerald, White, 18.13 x 13.43)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 1ct Diamond (Marquise, White, 10.38 x 5.19)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 9ct Diamond (Cushion, White, 13.47 x 11.43)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 15ct Emerald (Round, Green, 16.81 x 16.81)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 10ct Diamond (Cushion, White, 12.55 x 12.55)
- 20ct Diamond (Cushion, White, 15.82 x 15.82) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)