12ct Apatite (Asscher, 13.15×13.15mm, Green) vs 12ct Peridot (Asscher, 12.96×12.96mm, Yellowish Green)
Quick summary: When looked from above (face-up position), 12ct Apatite (13.15×13.15mm, asscher cut) appears 3% larger than 12ct Peridot (12.96×12.96mm, asscher cut). See below how they compare side-by-side on a ring and finger.
| 12ct Apatite (asscher cut) |
vs
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12ct Peridot (asscher cut) |
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green |
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| 13.15×13.15 mm | 12.96×12.96 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 Apatite Asscher (13.15×13.15mm, Green)
and
12ct Peridot Asscher (12.96×12.96mm, Yellowish 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, Peridot will face-up smaller than Apatite for a given
carat weight, because it has higher specific gravity
(3.34 vs. 3.2 - this means it's "heavier" compared to Apatite 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.
| 12 Ct Apatite (Asscher) | 12 Ct Peridot (Asscher) | |
| 13.15×13.15 mm | vs | 12.96×12.96 mm |
| 159.09 mm² | 154.52 mm² |
| 12ct Apatite Asscher (13.15×13.15mm) | |
| 12ct Peridot Asscher (12.96×12.96mm) | |
| Difference: 3% (4.57 mm²) |
12ct Apatite (Asscher, 13.15×13.15mm) has approx. 3% more face-up area than 12ct Peridot (Asscher, 12.96×12.96mm).
Popular comparisons:
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- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)
- 1ct Sapphire (Baguette, Blue, 6.93 x 4.62) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)