7.5ct Ruby (Round, 11.7×11.7mm, Red) vs 7.5ct Pyrope (Round, 11.93×11.93mm, Red)
Quick summary: When looked from above (face-up position), 7.5ct Pyrope (11.93×11.93mm, round cut) appears 4% larger than 7.5ct Ruby (11.7×11.7mm, round cut). See below how they compare side-by-side on a ring and finger.
| 7.5ct Ruby (round cut) |
vs
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7.5ct Pyrope (round cut) |
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red |
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| 11.7×11.7 mm | 11.93×11.93 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
7.5ct Ruby Round (11.7×11.7mm, Red)
and
7.5ct Pyrope Round (11.93×11.93mm, 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.
| 7.5 Ct Ruby (Round) | 7.5 Ct Pyrope (Round) | |
| 11.7×11.7 mm | vs | 11.93×11.93 mm |
| 107.51 mm² | 111.78 mm² |
| 7.5ct Ruby Round (11.7×11.7mm) | |
| 7.5ct Pyrope Round (11.93×11.93mm) | |
| Difference: 4% (4.27 mm²) |
7.5ct Pyrope (Round, 11.93×11.93mm) has approx. 4% more face-up area than 7.5ct Ruby (Round, 11.7×11.7mm).
Popular comparisons:
- 1ct Ruby (Round, Red, 5.98 x 5.98) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Ruby (Round, Red, 8.62 x 8.62) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 0.5ct Ruby (Round, Red, 4.75 x 4.75) vs. 0.5ct Emerald (Round, Green, 5.41 x 5.41)
- 1ct Ruby (Round, Red, 5.98 x 5.98) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Ruby (Round, Red, 5.98 x 5.98) vs. 1ct Tanzanite (Round, Blue, 6.37 x 6.37)
- 1ct Ruby (Round, Red, 5.98 x 5.98) vs. 1.5ct Ruby (Round, Red, 6.84 x 6.84)
- 0.5ct Ruby (Round, Dark Red, 4.75 x 4.75) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 0.6ct Ruby (Round, Red, 5.04 x 5.04) vs. 0.3ct Diamond (Round, White, 4.35 x 4.35)
- 1.5ct Ruby (Round, Red, 6.84 x 6.84) vs. 2.5ct Ruby (Round, Red, 8.11 x 8.11)