18ct Pyrope (Asscher, 14.24×14.24mm, Red) vs 18ct Sunstone (Asscher, 16.03×16.03mm, Orangey Red)
Quick summary: When looked from above (face-up position), 18ct Sunstone (16.03×16.03mm, asscher cut) appears 27% larger than 18ct Pyrope (14.24×14.24mm, asscher cut). See below how they compare side-by-side on a ring and finger.
| 18ct Pyrope (asscher cut) |
vs
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18ct Sunstone (asscher cut) |
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red |
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| 14.24×14.24 mm | 16.03×16.03 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
18ct Pyrope Asscher (14.24×14.24mm, Red)
and
18ct Sunstone Asscher (16.03×16.03mm, Orangey Red)
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, Pyrope will face-up smaller than Sunstone for a given
carat weight, because it has higher specific gravity
(3.78 vs. 2.65 - this means it's "heavier" compared to Sunstone 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.
| 18 Ct Pyrope (Asscher) | 18 Ct Sunstone (Asscher) | |
| 14.24×14.24 mm | vs | 16.03×16.03 mm |
| 186.56 mm² | 236.4 mm² |
| 18ct Pyrope Asscher (14.24×14.24mm) | |
| 18ct Sunstone Asscher (16.03×16.03mm) | |
| Difference: 27% (49.84 mm²) |
18ct Sunstone (Asscher, 16.03×16.03mm) has approx. 27% more face-up area than 18ct Pyrope (Asscher, 14.24×14.24mm).
Popular comparisons:
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- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)