1ct Ruby (Oval, 7.56×5.04mm, Red) vs 1ct Aquamarine (Oval, 8.63×5.75mm, Light Blue)
Quick summary: When looked from above (face-up position), 1ct Aquamarine (8.63×5.75mm, oval cut) appears 30% larger than 1ct Ruby (7.56×5.04mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1ct Ruby (oval cut) |
vs
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1ct Aquamarine (oval cut) |
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red |
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| 7.56×5.04 mm | 8.63×5.75 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
1ct Ruby Oval (7.56×5.04mm, Red)
and
1ct Aquamarine Oval (8.63×5.75mm, Light Blue)
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 Aquamarine for a given
carat weight, because it has higher specific gravity
(4 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.
| 1 Ct Ruby (Oval) | 1 Ct Aquamarine (Oval) | |
| 7.56×5.04 mm | vs | 8.63×5.75 mm |
| 31.24 mm² | 40.69 mm² |
| 1ct Ruby Oval (7.56×5.04mm) | |
| 1ct Aquamarine Oval (8.63×5.75mm) | |
| Difference: 30% (9.45 mm²) |
1ct Aquamarine (Oval, 8.63×5.75mm) has approx. 30% more face-up area than 1ct Ruby (Oval, 7.56×5.04mm).
Popular comparisons:
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 1.5ct Ruby (Oval, Red, 8.66 x 5.77)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 3ct Sapphire (Oval, Blue, 10.91 x 7.27)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 2ct Ruby (Oval, Red, 9.53 x 6.35)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 1ct Emerald (Oval, Green, 8.63 x 5.75)
- 1ct Ruby (Oval, Red, 7.56 x 5.04) vs. 1.2ct Ruby (Oval, Red, 8.04 x 5.36)