10ct Amethyst (Oval, 18.69×12.46mm, Violet) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 10ct Amethyst (18.69×12.46mm, oval cut) appears 5.2 times larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 10ct Amethyst (oval cut) |
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1ct Emerald (emerald cut) |
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violet |
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| 18.69×12.46 mm | 7.28×5.39 mm | |
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Actual sizes of
10ct Amethyst Oval (18.69×12.46mm, 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
(2.7 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.
| 10 Ct Amethyst (Oval) | 1 Ct Emerald (Emerald) | |
| 18.69×12.46 mm | vs | 7.28×5.39 mm |
| 190.96 mm² | 36.49 mm² |
| 10ct Amethyst Oval (18.69×12.46mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 423% (154.47 mm²) |
10ct Amethyst Oval (18.69×12.46mm) has approx. 423% more face-up area than 1ct Emerald Emerald (7.28×5.39mm). In other words, it's 5.23x larger.
Popular comparisons:
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 10ct Hiddenite (Marquise, Light Green , 22.96 x 11.48)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 3ct Amethyst (Emerald, Violet, 10.57 x 7.83)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 7.5ct Ruby (Oval, Red, 14.81 x 9.87)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 1ct Hiddenite (Emerald, Light Green , 6.9 x 5.11)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 10ct Amethyst (Pear, Dark Violet, 20.52 x 12.36)
- 1ct Amethyst (Oval, Dark Violet, 8.67 x 5.78) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)
- 2.5ct Amethyst (Oval, Violet, 11.78 x 7.85) vs. 2.5ct Amethyst (Round, Violet, 9.31 x 9.31)
- 0.2ct Amethyst (Oval, Purple, 5.07 x 3.38) vs. 0.3ct Amethyst (Oval, Purple, 5.81 x 3.87)
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Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.