3ct Emerald (Emerald, 10.48×7.76mm, Green) vs 3ct Tourmaline (Emerald, 10.07×7.46mm, Purple)
Quick summary: When looked from above (face-up position), 3ct Emerald (10.48×7.76mm, emerald cut) appears 8% larger than 3ct Tourmaline (10.07×7.46mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 3ct Emerald (emerald cut) |
vs
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3ct Tourmaline (emerald cut) |
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green |
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| 10.48×7.76 mm | 10.07×7.46 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 Emerald Emerald (10.48×7.76mm, Green)
and
3ct Tourmaline Emerald (10.07×7.46mm, Purple)
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, Tourmaline will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(3.06 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 Emerald (Emerald) | 3 Ct Tourmaline (Emerald) | |
| 10.48×7.76 mm | vs | 10.07×7.46 mm |
| 75.63 mm² | 69.86 mm² |
| 3ct Emerald Emerald (10.48×7.76mm) | |
| 3ct Tourmaline Emerald (10.07×7.46mm) | |
| Difference: 8% (5.77 mm²) |
3ct Emerald (Emerald, 10.48×7.76mm) has approx. 8% more face-up area than 3ct Tourmaline (Emerald, 10.07×7.46mm).
Popular comparisons:
- 3ct Emerald (Emerald, Green, 10.48 x 7.76) vs. 1ct Emerald (Emerald, Green, 7.26 x 5.38)
- 30ct Emerald (Emerald, Green, 22.61 x 16.75) vs. 5ct Ruby (Emerald, Red, 10.92 x 8.09)
- 3ct Emerald (Emerald, Green, 10.5 x 7.78) vs. 4ct Emerald (Emerald, Green, 11.56 x 8.56)
- 14ct Emerald (Emerald, Green, 17.55 x 13) vs. 14ct Peridot (Emerald, Green, 16.32 x 12.09)
- 11ct Emerald (Emerald, Green, 16.19 x 11.99) vs. 11ct Diamond (Emerald, White, 14.86 x 11.01)
- 2.4ct Emerald (Emerald, Dark Green, 9.75 x 7.22) vs. 3ct Emerald (Emerald, Dark Green, 10.5 x 7.78)
- 0.5ct Emerald (Emerald, Green, 5.78 x 4.28) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 15ct Emerald (Emerald, Green, 17.96 x 13.3) vs. 20ct Emerald (Emerald, Green, 19.76 x 14.64)
- 0.5ct Emerald (Emerald, Dark Green, 5.78 x 4.28) vs. 1ct Emerald (Emerald, Dark Green, 7.28 x 5.39)