5ct Amethyst (Oval, 14.84×9.89mm, Violet) vs 5ct Tanzanite (Oval, 13.79×9.19mm, Blue)
Quick summary: When looked from above (face-up position), 5ct Amethyst (14.84×9.89mm, oval cut) appears 16% larger than 5ct Tanzanite (13.79×9.19mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 5ct Amethyst (oval cut) |
vs
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5ct Tanzanite (oval cut) |
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violet |
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| 14.84×9.89 mm | 13.79×9.19 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
5ct Amethyst Oval (14.84×9.89mm, Violet)
and
5ct Tanzanite Oval (13.79×9.19mm, Blue)
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, Tanzanite will face-up smaller than Amethyst for a given
carat weight, because it has higher specific gravity
(3.35 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.
| 5 Ct Amethyst (Oval) | 5 Ct Tanzanite (Oval) | |
| 14.84×9.89 mm | vs | 13.79×9.19 mm |
| 120.35 mm² | 103.92 mm² |
| 5ct Amethyst Oval (14.84×9.89mm) | |
| 5ct Tanzanite Oval (13.79×9.19mm) | |
| Difference: 16% (16.43 mm²) |
5ct Amethyst (Oval, 14.84×9.89mm) has approx. 16% more face-up area than 5ct Tanzanite (Oval, 13.79×9.19mm).
Popular comparisons:
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 5ct Quartz (Pear, Dark Red, 16.28 x 9.81)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 5ct Quartz (Oval, Dark Red, 14.84 x 9.89)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 5ct Sapphire (Oval, Dark Green, 12.93 x 8.62)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 5ct Quartz (Baguette, Dark Red, 13.59 x 9.06)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 3ct Amethyst (Emerald, Violet, 10.57 x 7.83)
- 5ct Amethyst (Oval, Violet, 14.84 x 9.89) vs. 1ct Diamond (Round, White, 6.5 x 6.5)