2ct Sapphire (Round, 7.53×7.53mm, Purple) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 2ct Sapphire (7.53×7.53mm, round cut) appears 22% larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 2ct Sapphire (round cut) |
vs
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1ct Emerald (emerald cut) |
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purple |
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| 7.53×7.53 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
2ct Sapphire Round (7.53×7.53mm, Purple)
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.
| 2 Ct Sapphire (Round) | 1 Ct Emerald (Emerald) | |
| 7.53×7.53 mm | vs | 7.28×5.39 mm |
| 44.53 mm² | 36.49 mm² |
| 2ct Sapphire Round (7.53×7.53mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 22% (8.04 mm²) |
2ct Sapphire (Round, 7.53×7.53mm) has approx. 22% more face-up area than 1ct Emerald (Emerald, 7.28×5.39mm).
Popular comparisons:
- 2ct Sapphire (Round, Purple, 7.53 x 7.53) vs. 2ct Zircon (Round, Bluish Green, 7.16 x 7.16)
- 1ct Sapphire (Round, Blue, 5.98 x 5.98) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2ct Sapphire (Round, Blue, 7.53 x 7.53) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 1ct Sapphire (Round, Blue, 6.5 x 6.5) vs. 1ct Sapphire (Cushion, Blue, 6 x 6)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 9ct Sapphire (Cushion, Blue, 11.63 x 11.63)
- 1ct Sapphire (Round, Blue, 5.98 x 5.98) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 0.3ct Sapphire (Round, Yellow, 4 x 4) vs. 0.2ct Sapphire (Round, Blue, 3.5 x 3.5)
- 0.8ct Sapphire (Round, Blue, 5.55 x 5.55) vs. 0.6ct Sapphire (Cushion, Blue, 4.72 x 4.72)