15ct Pyrope (Trillion, 18.37×18.37mm, Red) vs 15ct Sunstone (Trillion, 20.68×20.68mm, Orangey Red)
Quick summary: When looked from above (face-up position), 15ct Sunstone (20.68×20.68mm, trillion cut) appears 27% larger than 15ct Pyrope (18.37×18.37mm, trillion cut). See below how they compare side-by-side on a ring and finger.
| 15ct Pyrope (trillion cut) |
vs
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15ct Sunstone (trillion cut) |
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red |
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| 18.37×18.37 mm | 20.68×20.68 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
15ct Pyrope Trillion (18.37×18.37mm, Red)
and
15ct Sunstone Trillion (20.68×20.68mm, 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.
| 15 Ct Pyrope (Trillion) | 15 Ct Sunstone (Trillion) | |
| 18.37×18.37 mm | vs | 20.68×20.68 mm |
| 209.22 mm² | 265.15 mm² |
| 15ct Pyrope Trillion (18.37×18.37mm) | |
| 15ct Sunstone Trillion (20.68×20.68mm) | |
| Difference: 27% (55.93 mm²) |
15ct Sunstone (Trillion, 20.68×20.68mm) has approx. 27% more face-up area than 15ct Pyrope (Trillion, 18.37×18.37mm).
Popular comparisons:
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