17ct Pyrope (Heart, 16.4×16.4mm, Red) vs 17ct Sunstone (Heart, 18.46×18.46mm, Orangey Red)
Quick summary: When looked from above (face-up position), 17ct Sunstone (18.46×18.46mm, heart cut) appears 27% larger than 17ct Pyrope (16.4×16.4mm, heart cut). See below how they compare side-by-side on a ring and finger.
| 17ct Pyrope (heart cut) |
vs
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17ct Sunstone (heart cut) |
|
red |
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| 16.4×16.4 mm | 18.46×18.46 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
17ct Pyrope Heart (16.4×16.4mm, Red)
and
17ct Sunstone Heart (18.46×18.46mm, 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.
| 17 Ct Pyrope (Heart) | 17 Ct Sunstone (Heart) | |
| 16.4×16.4 mm | vs | 18.46×18.46 mm |
| 193.65 mm² | 245.36 mm² |
| 17ct Pyrope Heart (16.4×16.4mm) | |
| 17ct Sunstone Heart (18.46×18.46mm) | |
| Difference: 27% (51.71 mm²) |
17ct Sunstone (Heart, 18.46×18.46mm) has approx. 27% more face-up area than 17ct Pyrope (Heart, 16.4×16.4mm).
Popular comparisons:
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