28ct Spinel (Pear, 26.74×16.11mm, Red) vs 28ct Andesine (Pear, 29.55×17.8mm, Orange)
Quick summary: When looked from above (face-up position), 28ct Andesine (29.55×17.8mm, pear cut) appears 22% larger than 28ct Spinel (26.74×16.11mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 28ct Spinel (pear cut) |
vs
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28ct Andesine (pear cut) |
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red |
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| 26.74×16.11 mm | 29.55×17.8 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
28ct Spinel Pear (26.74×16.11mm, Red)
and
28ct Andesine Pear (29.55×17.8mm, 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, Spinel will face-up smaller than Andesine for a given
carat weight, because it has higher specific gravity
(3.6 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.
| 28 Ct Spinel (Pear) | 28 Ct Andesine (Pear) | |
| 26.74×16.11 mm | vs | 29.55×17.8 mm |
| 314.47 mm² | 383.97 mm² |
| 28ct Spinel Pear (26.74×16.11mm) | |
| 28ct Andesine Pear (29.55×17.8mm) | |
| Difference: 22% (69.5 mm²) |
28ct Andesine (Pear, 29.55×17.8mm) has approx. 22% more face-up area than 28ct Spinel (Pear, 26.74×16.11mm).
Popular comparisons:
- 1.93ct Spinel (Pear, Red, 10 x 6.5) vs. 1.85ct Sapphire (Round, Light Violet, 7.5 x 7.5)
- 2.2ct Spinel (Pear, Red, 8.9 x 6.9) vs. 0.8ct Diamond (Round, White, 6.1 x 6.1)
- 1.66ct Spinel (Pear, Light Violet, 10.19 x 6.14) vs. 3ct Diamond (Pear, White, 13.05 x 7.86)
- 1.93ct Spinel (Pear, Red, 10 x 6.5) vs. 1.7ct Spinel (Oval, Red, 8.4 x 6)
- 2.02ct Spinel (Pear, Dark Red, 9.2 x 6.8) vs. 2.5ct Emerald (Emerald, Dark Green, 9 x 7)
- 1.41ct Spinel (Pear, Red, 9.64 x 5.81) vs. 1.84ct Tourmaline (Pear, Violet, 11.07 x 6.67)
- 1.8ct Spinel (Pear, Green, 9.5 x 7.3) vs. 1.88ct Spinel (Pear, Light Green , 11 x 6.3)
- 1.41ct Spinel (Pear, Red, 9.64 x 5.81) vs. 0.94ct Spinel (Pear, Red, 8.43 x 5.08)
- 1ct Spinel (Pear, Blue, 8.8 x 6.6) vs. 1ct Spinel (Pear, Blue, 7.7 x 6.4)