3ct Sapphire (Oval, 10.91×7.27mm, Blue) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 3ct Sapphire (10.91×7.27mm, oval cut) appears 78% larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 3ct Sapphire (oval cut) |
vs
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1ct Emerald (emerald cut) |
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blue |
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| 10.91×7.27 mm | 7.28×5.39 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
3ct Sapphire Oval (10.91×7.27mm, Blue)
and
1ct Emerald Emerald (7.28×5.39mm, Green)
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, Sapphire will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(4 vs. 2.72 - this means it's "heavier" compared to Emerald 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.
| 3 Ct Sapphire (Oval) | 1 Ct Emerald (Emerald) | |
| 10.91×7.27 mm | vs | 7.28×5.39 mm |
| 65.04 mm² | 36.49 mm² |
| 3ct Sapphire Oval (10.91×7.27mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 78% (28.55 mm²) |
3ct Sapphire (Oval, 10.91×7.27mm) has approx. 78% more face-up area than 1ct Emerald (Emerald, 7.28×5.39mm).
Popular comparisons:
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 3ct Diamond (Oval, White, 11.7 x 7.8)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 2.5ct Diamond (Oval, White, 11.01 x 7.34)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 2.5ct Sapphire (Oval, Blue, 10.26 x 6.84)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 2.2ct Sapphire (Oval, Bluish Green, 8.6 x 6.9)
- 3ct Sapphire (Oval, Blue, 10.91 x 7.27) vs. 3.5ct Sapphire (Oval, Blue, 11.49 x 7.66)