3ct Sapphire (Princess, 7.75×7.75mm, Blue) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 3ct Sapphire (7.75×7.75mm, princess cut) appears 65% 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 (princess cut) |
vs
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1ct Emerald (emerald cut) |
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blue |
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| 7.75×7.75 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 Princess (7.75×7.75mm, 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 (Princess) | 1 Ct Emerald (Emerald) | |
| 7.75×7.75 mm | vs | 7.28×5.39 mm |
| 60.06 mm² | 36.49 mm² |
| 3ct Sapphire Princess (7.75×7.75mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 65% (23.57 mm²) |
3ct Sapphire (Princess, 7.75×7.75mm) has approx. 65% more face-up area than 1ct Emerald (Emerald, 7.28×5.39mm).
Popular comparisons:
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 3ct Diamond (Princess, White, 7.95 x 7.95)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 2ct Ruby (Princess, Red, 6.77 x 6.77)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 2.7ct Diamond (Round, White, 9.05 x 9.05)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 6ct Emerald (Baguette, Green, 14.36 x 9.57)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 3ct Emerald (Princess, Green, 8.84 x 8.84)
- 3ct Sapphire (Princess, Blue, 7.75 x 7.75) vs. 0.25ct Diamond (Baguette, White, 4.56 x 3.04)