0.75ct Amethyst (Round, 6.23×6.23mm, Violet) 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 20% larger than 0.75ct Amethyst (6.23×6.23mm, round cut). See below how they compare side-by-side on a ring and finger.
| 0.75ct Amethyst (round cut) |
vs
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1ct Emerald (emerald cut) |
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violet |
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| 6.23×6.23 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
0.75ct Amethyst Round (6.23×6.23mm, Violet)
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, Emerald will face-up slightly smaller than Amethyst for a given
carat weight, because it has higher specific gravity
(2.72 vs. 2.65 - this means it's "slightly heavier" compared to Amethyst 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.
| 0.75 Ct Amethyst (Round) | 1 Ct Emerald (Emerald) | |
| 6.23×6.23 mm | vs | 7.28×5.39 mm |
| 30.48 mm² | 36.49 mm² |
| 0.75ct Amethyst Round (6.23×6.23mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 20% (6.01 mm²) |
1ct Emerald (Emerald, 7.28×5.39mm) has approx. 20% more face-up area than 0.75ct Amethyst (Round, 6.23×6.23mm).
Popular comparisons:
- 0.75ct Amethyst (Round, Violet, 6.23 x 6.23) vs. 0.75ct Sapphire (Round, Blue, 5.43 x 5.43)
- 0.75ct Amethyst (Round, Violet, 6.23 x 6.23) vs. 0.75ct Diamond (Round, White, 5.91 x 5.91)
- 0.75ct Amethyst (Round, Violet, 6.23 x 6.23) vs. 0.45ct Diamond (Round, White, 4.98 x 4.98)
- 1ct Amethyst (Round, Violet, 6.86 x 6.86) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Amethyst (Round, Violet, 6.86 x 6.86) vs. 1ct Tanzanite (Emerald, Blue, 6.8 x 5.04)
- 2ct Amethyst (Round, Violet, 8.64 x 8.64) vs. 2ct Amethyst (Oval, Violet, 10.94 x 7.29)
- 1ct Amethyst (Round, Violet, 6.86 x 6.86) vs. 1ct Tanzanite (Round, Blue, 6.37 x 6.37)
- 8ct Amethyst (Round, Violet, 13.72 x 13.72) vs. 8ct Emerald (Emerald, Green, 14.55 x 10.78)