8ct Apatite (Pear, 18.33×11.04mm, Green) vs 8ct Aquamarine (Pear, 19.34×11.65mm, Light Blue)
Quick summary: When looked from above (face-up position), 8ct Aquamarine (19.34×11.65mm, pear cut) appears 11% larger than 8ct Apatite (18.33×11.04mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 8ct Apatite (pear cut) |
vs
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8ct Aquamarine (pear cut) |
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green |
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| 18.33×11.04 mm | 19.34×11.65 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
8ct Apatite Pear (18.33×11.04mm, Green)
and
8ct Aquamarine Pear (19.34×11.65mm, Light 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, Apatite will face-up smaller than Aquamarine for a given
carat weight, because it has higher specific gravity
(3.2 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.
| 8 Ct Apatite (Pear) | 8 Ct Aquamarine (Pear) | |
| 18.33×11.04 mm | vs | 19.34×11.65 mm |
| 147.73 mm² | 164.48 mm² |
| 8ct Apatite Pear (18.33×11.04mm) | |
| 8ct Aquamarine Pear (19.34×11.65mm) | |
| Difference: 11% (16.75 mm²) |
8ct Aquamarine (Pear, 19.34×11.65mm) has approx. 11% more face-up area than 8ct Apatite (Pear, 18.33×11.04mm).
Popular comparisons:
- 3.8ct Apatite (Pear, Green, 13.96 x 8.41) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.6ct Apatite (Pear, Bluish Green, 7.55 x 4.55) vs. 0.6ct Sapphire (Pear, Dark Blue, 7.01 x 4.22)
- 0.6ct Apatite (Pear, Light Bluish Green, 7.55 x 4.55) vs. 0.6ct Sapphire (Pear, Dark Blue, 7.01 x 4.22)
- 1ct Apatite (Pear, Blue, 7.75 x 5.38) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Apatite (Pear, Green, 8 x 5) vs. 1ct Diaspore (Pear, Light Yellowish Green, 8 x 6)
- 1ct Apatite (Pear, Green, 8 x 5) vs. 1ct Diaspore (Pear, Light Yellowish Green, 9 x 6)
- 0.6ct Apatite (Pear, Bluish Green, 7.55 x 4.55) vs. 0.6ct Sapphire (Pear, Blue, 7.01 x 4.22)
- 2ct Apatite (Pear, Light Blue, 11.27 x 6.79) vs. 1ct Apatite (Pear, Light Blue, 8.95 x 5.39)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)