3ct Sapphire (Oval, 10.91×7.27mm, Dark Blue) vs 3ct Emerald (Emerald, 10.5×7.78mm, Green)
Quick summary: When looked from above (face-up position), 3ct Emerald (10.5×7.78mm, emerald cut) appears 17% larger than 3ct Sapphire (10.91×7.27mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 3ct Sapphire (oval cut) |
vs
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3ct Emerald (emerald cut) |
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dark blue |
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| 10.91×7.27 mm | 10.5×7.78 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, Dark Blue)
and
3ct Emerald Emerald (10.5×7.78mm, 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) | 3 Ct Emerald (Emerald) | |
| 10.91×7.27 mm | vs | 10.5×7.78 mm |
| 65.04 mm² | 75.97 mm² |
| 3ct Sapphire Oval (10.91×7.27mm) | |
| 3ct Emerald Emerald (10.5×7.78mm) | |
| Difference: 17% (10.93 mm²) |
3ct Emerald (Emerald, 10.5×7.78mm) has approx. 17% more face-up area than 3ct Sapphire (Oval, 10.91×7.27mm).
Popular comparisons:
- 3ct Sapphire (Oval, Dark Blue, 10.91 x 7.27) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 3ct Sapphire (Oval, Dark Blue, 10.91 x 7.27) vs. 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21)
- 3ct Sapphire (Oval, Dark Blue, 10.91 x 7.27) vs. 2.5ct Sapphire (Oval, Blue, 10 x 7.75)
- 3ct Sapphire (Oval, Dark Blue, 10.91 x 7.27) vs. 4ct Emerald (Oval, Dark Green, 13.68 x 9.12)
- 3ct Sapphire (Oval, Dark Blue, 10.91 x 7.27) vs. 1ct Sapphire (Oval, Dark Blue, 8 x 6)
- 3ct Sapphire (Oval, Dark Blue, 10.91 x 7.27) vs. 2ct Sapphire (Oval, Dark Blue, 9.53 x 6.35)
- 2ct Sapphire (Oval, Blue, 9.53 x 6.35) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 1.5ct Sapphire (Oval, Blue, 8.66 x 5.77) vs. 1.52ct Diamond (Oval, White, 9.33 x 6.22)