17ct Apatite (Emerald, 17.69×13.1mm, Green) vs 17ct Peridot (Emerald, 17.44×12.92mm, Yellowish Green)
Quick summary: When looked from above (face-up position), 17ct Apatite (17.69×13.1mm, emerald cut) appears 3% larger than 17ct Peridot (17.44×12.92mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 17ct Apatite (emerald cut) |
vs
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17ct Peridot (emerald cut) |
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green |
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| 17.69×13.1 mm | 17.44×12.92 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
17ct Apatite Emerald (17.69×13.1mm, Green)
and
17ct Peridot Emerald (17.44×12.92mm, 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.
| 17 Ct Apatite (Emerald) | 17 Ct Peridot (Emerald) | |
| 17.69×13.1 mm | vs | 17.44×12.92 mm |
| 215.52 mm² | 209.55 mm² |
| 17ct Apatite Emerald (17.69×13.1mm) | |
| 17ct Peridot Emerald (17.44×12.92mm) | |
| Difference: 3% (5.97 mm²) |
17ct Apatite (Emerald, 17.69×13.1mm) has approx. 3% more face-up area than 17ct Peridot (Emerald, 17.44×12.92mm).
Popular comparisons:
- 2ct Apatite (Emerald, Light Blue, 8.67 x 6.42) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Apatite (Emerald, Green, 6.89 x 5.1) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2ct Apatite (Emerald, Green, 8.67 x 6.42) vs. 4ct Sapphire (Cushion, Blue, 8.88 x 8.88)
- 6.6ct Apatite (Emerald, Green, 12.91 x 9.56) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Apatite (Emerald, Violet, 8.59 x 4.84) vs. 1ct Apatite (Pear, Dark Green, 9.4 x 5.2)
- 0.55ct Apatite (Emerald, Light Blue, 5 x 4) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 5ct Apatite (Emerald, Light Blue, 11.76 x 8.71) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 4ct Apatite (Emerald, Green, 10.92 x 8.09) vs. 9ct Amethyst (Round, Violet, 14.26 x 14.26)
- 0.55ct Apatite (Emerald, Green, 5.63 x 4.17) vs. 2ct Amethyst (Oval, Violet, 10.94 x 7.29)