40ct Sinhalite (Princess, 18.82×18.82mm, Light Brown) vs 40ct Andesine (Princess, 20.56×20.56mm, Orange)
Quick summary: When looked from above (face-up position), 40ct Andesine (20.56×20.56mm, princess cut) appears 19% larger than 40ct Sinhalite (18.82×18.82mm, princess cut). See below how they compare side-by-side on a ring and finger.
| 40ct Sinhalite (princess cut) |
vs
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40ct Andesine (princess cut) |
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light brown |
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| 18.82×18.82 mm | 20.56×20.56 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
40ct Sinhalite Princess (18.82×18.82mm, Light Brown)
and
40ct Andesine Princess (20.56×20.56mm, Orange)
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 Andesine for a given
carat weight, because it has higher specific gravity
(3.48 vs. 2.67 - this means it's "heavier" compared to Andesine 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.
| 40 Ct Sinhalite (Princess) | 40 Ct Andesine (Princess) | |
| 18.82×18.82 mm | vs | 20.56×20.56 mm |
| 354.19 mm² | 422.71 mm² |
| 40ct Sinhalite Princess (18.82×18.82mm) | |
| 40ct Andesine Princess (20.56×20.56mm) | |
| Difference: 19% (68.52 mm²) |
40ct Andesine (Princess, 20.56×20.56mm) has approx. 19% more face-up area than 40ct Sinhalite (Princess, 18.82×18.82mm).
Popular comparisons:
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