10ct Sapphire (Round, 12.88×12.88mm, Blue) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 10ct Sapphire (12.88×12.88mm, round cut) appears 3.6 times larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 10ct Sapphire (round cut) |
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1ct Emerald (emerald cut) |
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blue |
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| 12.88×12.88 mm | 7.28×5.39 mm | |
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Actual sizes of
10ct Sapphire Round (12.88×12.88mm, 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. 2.7 - 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.
| 10 Ct Sapphire (Round) | 1 Ct Emerald (Emerald) | |
| 12.88×12.88 mm | vs | 7.28×5.39 mm |
| 130.29 mm² | 36.49 mm² |
| 10ct Sapphire Round (12.88×12.88mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 257% (93.8 mm²) |
10ct Sapphire Round (12.88×12.88mm) has approx. 257% more face-up area than 1ct Emerald Emerald (7.28×5.39mm). In other words, it's 3.57x larger.
Popular comparisons:
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 5ct Diamond (Emerald, White, 11.42 x 8.46)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 10ct Emerald (Marquise, Green, 24.24 x 12.12)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 10ct Emerald (Emerald, Green, 15.69 x 11.62)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 3.78ct Sapphire (Oval, Blue, 11.78 x 7.85)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 1ct Spinel (Round, Red, 6.19 x 6.19)
- 10ct Sapphire (Round, Blue, 12.88 x 12.88) vs. 0.3ct Sapphire (Round, Blue, 4 x 4)
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Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.