30ct Peridot (Heart, 20.65×20.65mm, Yellowish Green) vs 30ct Hiddenite (Heart, 20.99×20.99mm, Light Green )
Quick summary: When looked from above (face-up position), 30ct Hiddenite (20.99×20.99mm, heart cut) appears 3% larger than 30ct Peridot (20.65×20.65mm, heart cut). See below how they compare side-by-side on a ring and finger.
| 30ct Peridot (heart cut) |
vs
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30ct Hiddenite (heart cut) |
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yellowish green |
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| 20.65×20.65 mm | 20.99×20.99 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
30ct Peridot Heart (20.65×20.65mm, Yellowish Green)
and
30ct Hiddenite Heart (20.99×20.99mm, Light 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 Hiddenite for a given
carat weight, because it has higher specific gravity
(3.34 vs. 3.18 - this means it's "heavier" compared to Hiddenite 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.
| 30 Ct Peridot (Heart) | 30 Ct Hiddenite (Heart) | |
| 20.65×20.65 mm | vs | 20.99×20.99 mm |
| 307.02 mm² | 317.22 mm² |
| 30ct Peridot Heart (20.65×20.65mm) | |
| 30ct Hiddenite Heart (20.99×20.99mm) | |
| Difference: 3% (10.2 mm²) |
30ct Hiddenite (Heart, 20.99×20.99mm) has approx. 3% more face-up area than 30ct Peridot (Heart, 20.65×20.65mm).
Popular comparisons:
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- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)