12ct Sinhalite (Cabochon, 16.41×10.94mm, Light Brown) vs 12ct Andesine (Cabochon, 17.93×11.95mm, Orange)
Quick summary: When looked from above (face-up position), 12ct Andesine (17.93×11.95mm, cabochon cut) appears 19% larger than 12ct Sinhalite (16.41×10.94mm, cabochon cut). See below how they compare side-by-side on a ring and finger.
| 12ct Sinhalite (cabochon cut) |
vs
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12ct Andesine (cabochon cut) |
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light brown |
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| 16.41×10.94 mm | 17.93×11.95 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
12ct Sinhalite Cabochon (16.41×10.94mm, Light Brown)
and
12ct Andesine Cabochon (17.93×11.95mm, 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.
| 12 Ct Sinhalite (Cabochon) | 12 Ct Andesine (Cabochon) | |
| 16.41×10.94 mm | vs | 17.93×11.95 mm |
| 147.21 mm² | 175.7 mm² |
| 12ct Sinhalite Cabochon (16.41×10.94mm) | |
| 12ct Andesine Cabochon (17.93×11.95mm) | |
| Difference: 19% (28.49 mm²) |
12ct Andesine (Cabochon, 17.93×11.95mm) has approx. 19% more face-up area than 12ct Sinhalite (Cabochon, 16.41×10.94mm).
Popular comparisons:
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)
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- 1.16ct Diamond (Round, White, 6.82 x 6.85) vs. 1.2ct Diamond (Round, White, 6.82 x 6.86)
- 6ct Morganite (Cushion, Light Red, 12 x 10) vs. 3.5ct Sapphire (Cushion, Blue, 8.49 x 8.49)
- 1ct Alexandrite (Round, Bluish Green, 6.14 x 6.14) vs. 1ct Emerald (Emerald, Yellowish Green, 7.28 x 5.39)
- 1ct Sapphire (Baguette, Blue, 6.93 x 4.62) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)