10ct Amethyst (Oval, 18.69×12.46mm, Violet) vs 10ct Hiddenite (Marquise, 22.96×11.48mm, Light Green )
Quick summary: When looked from above (face-up position), 10ct Amethyst (18.69×12.46mm, oval cut) appears 2% larger than 10ct Hiddenite (22.96×11.48mm, marquise cut). See below how they compare side-by-side on a ring and finger.
| 10ct Amethyst (oval cut) |
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10ct Hiddenite (marquise cut) |
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violet |
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| 18.69×12.46 mm | 22.96×11.48 mm | |
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Actual sizes of
10ct Amethyst Oval (18.69×12.46mm, Violet)
and
10ct Hiddenite Marquise (22.96×11.48mm, Light 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, Hiddenite will face-up smaller than Amethyst for a given
carat weight, because it has higher specific gravity
(3.18 vs. 2.65 - this means it's "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) | 10 Ct Hiddenite (Marquise) | |
| 18.69×12.46 mm | vs | 22.96×11.48 mm |
| 190.96 mm² | 187.14 mm² |
| 10ct Amethyst Oval (18.69×12.46mm) | |
| 10ct Hiddenite Marquise (22.96×11.48mm) | |
| Difference: 2% (3.82 mm²) |
10ct Amethyst Oval (18.69×12.46mm) has approx. 2% more face-up area than 10ct Hiddenite Marquise (22.96×11.48mm).
Popular comparisons:
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 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)
Enter your screen size (diagonal)
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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.