1.75ct Peridot (Heart, 8.01×8.01mm, Yellowish Green) vs 1.75ct Sinhalite (Heart, 7.9×7.9mm, Light Brown)
Quick summary: When looked from above (face-up position), 1.75ct Peridot (8.01×8.01mm, heart cut) appears 3% larger than 1.75ct Sinhalite (7.9×7.9mm, heart cut). See below how they compare side-by-side on a ring and finger.
| 1.75ct Peridot (heart cut) |
vs
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1.75ct Sinhalite (heart cut) |
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yellowish green |
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| 8.01×8.01 mm | 7.9×7.9 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
1.75ct Peridot Heart (8.01×8.01mm, Yellowish Green)
and
1.75ct Sinhalite Heart (7.9×7.9mm, Light Brown)
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, Sinhalite will face-up smaller than Peridot for a given
carat weight, because it has higher specific gravity
(3.48 vs. 3.34 - this means it's "heavier" compared to Peridot 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.
| 1.75 Ct Peridot (Heart) | 1.75 Ct Sinhalite (Heart) | |
| 8.01×8.01 mm | vs | 7.9×7.9 mm |
| 46.2 mm² | 44.94 mm² |
| 1.75ct Peridot Heart (8.01×8.01mm) | |
| 1.75ct Sinhalite Heart (7.9×7.9mm) | |
| Difference: 3% (1.26 mm²) |
1.75ct Peridot (Heart, 8.01×8.01mm) has approx. 3% more face-up area than 1.75ct Sinhalite (Heart, 7.9×7.9mm).
Popular comparisons:
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- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)