12ct Amethyst (Round, 15.7×15.7mm, Violet) vs 12ct Amethyst (Emerald, 16.77×12.42mm, Violet)
Quick summary: When looked from above (face-up position), 12ct Amethyst (16.77×12.42mm, emerald cut) appears 0.1% larger than 12ct Amethyst (15.7×15.7mm, round cut). See below how they compare side-by-side on a ring and finger.
| 12ct Amethyst (round cut) |
vs
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12ct Amethyst (emerald cut) |
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violet |
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| 15.7×15.7 mm | 16.77×12.42 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
12ct Amethyst Round (15.7×15.7mm, Violet)
and
12ct Amethyst Emerald (16.77×12.42mm, Violet)
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
The face-up size depends on the shape of the gem, its weight and 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.
| 12 Ct Amethyst (Round) | 12 Ct Amethyst (Emerald) | |
| 15.7×15.7 mm | vs | 16.77×12.42 mm |
| 193.59 mm² | 193.7 mm² |
| 12ct Amethyst Round (15.7×15.7mm) | |
| 12ct Amethyst Emerald (16.77×12.42mm) | |
| Difference: 0.1% (0.11 mm²) |
12ct Amethyst (Emerald, 16.77×12.42mm) has approx. 0.1% more face-up area than 12ct Amethyst (Round, 15.7×15.7mm).
Popular comparisons:
- 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)
- 1ct Amethyst (Round, Violet, 6.86 x 6.86) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Amethyst (Round, Violet, 6.86 x 6.86) vs. 1ct Zircon (Round, Orange, 5.67 x 5.67)
- 5ct Amethyst (Round, Dark Violet, 11.73 x 11.73) vs. 5ct Amethyst (Baguette, Dark Violet, 13.59 x 9.06)