8ct Ruby (Marquise, 19.44×9.72mm, Red) vs 8ct Pyrope (Marquise, 19.82×9.91mm, Red)
Quick summary: When looked from above (face-up position), 8ct Pyrope (19.82×9.91mm, marquise cut) appears 4% larger than 8ct Ruby (19.44×9.72mm, marquise cut). See below how they compare side-by-side on a ring and finger.
| 8ct Ruby (marquise cut) |
vs
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8ct Pyrope (marquise cut) |
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red |
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| 19.44×9.72 mm | 19.82×9.91 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
8ct Ruby Marquise (19.44×9.72mm, Red)
and
8ct Pyrope Marquise (19.82×9.91mm, 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, Ruby will face-up smaller than Pyrope for a given
carat weight, because it has higher specific gravity
(4 vs. 3.78 - this means it's "heavier" compared to Pyrope 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.
| 8 Ct Ruby (Marquise) | 8 Ct Pyrope (Marquise) | |
| 19.44×9.72 mm | vs | 19.82×9.91 mm |
| 134.16 mm² | 139.46 mm² |
| 8ct Ruby Marquise (19.44×9.72mm) | |
| 8ct Pyrope Marquise (19.82×9.91mm) | |
| Difference: 4% (5.3 mm²) |
8ct Pyrope (Marquise, 19.82×9.91mm) has approx. 4% more face-up area than 8ct Ruby (Marquise, 19.44×9.72mm).
Popular comparisons:
- 0.15ct Ruby (Marquise, Red, 5.24 x 2.62) vs. 0.14ct Diamond (Marquise, White, 5 x 2.5)
- 1ct Ruby (Marquise, Red, 9.88 x 4.94) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.5ct Ruby (Marquise, Red, 7.84 x 3.92) vs. 0.5ct Emerald (Round, Green, 5.41 x 5.41)
- 5ct Ruby (Marquise, Red, 16.88 x 8.44) vs. 8ct Ruby (Marquise, Red, 19.74 x 9.87)
- 1.27ct Ruby (Marquise, Red, 10.68 x 5.34) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Ruby (Marquise, Red, 14.24 x 7.12) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 5ct Ruby (Marquise, Red, 16.88 x 8.44) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 0.17ct Ruby (Marquise, Red, 5.46 x 2.73) vs. 0.14ct Diamond (Marquise, White, 5 x 2.5)
- 2.75ct Ruby (Marquise, Red, 13.82 x 6.91) vs. 3ct Ruby (Marquise, Red, 14.24 x 7.12)