1.5ct Emerald (Oval, 9.87×6.58mm, Green) vs 2.7ct Tanzanite (Cushion, 8.2×7.2mm, Blue)
Quick summary: When looked from above (face-up position), 1.5ct Emerald (9.87×6.58mm, oval cut) appears 0.2% larger than 2.7ct Tanzanite (8.2×7.2mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 1.5ct Emerald (oval cut) |
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2.7ct Tanzanite (cushion cut) |
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green |
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| 9.87×6.58 mm | 8.2×7.2 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
1.5ct Emerald Oval (9.87×6.58mm, Green)
and
2.7ct Tanzanite Cushion (8.2×7.2mm, Blue)
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, Tanzanite will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(3.35 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.
| 1.5 Ct Emerald (Oval) | 2.7 Ct Tanzanite (Cushion) | |
| 9.87×6.58 mm | vs | 8.2×7.2 mm |
| 53.25 mm² | 53.14 mm² |
| 1.5ct Emerald Oval (9.87×6.58mm) | |
| 2.7ct Tanzanite Cushion (8.2×7.2mm) | |
| Difference: 0.2% (0.11 mm²) |
1.5ct Emerald (Oval, 9.87×6.58mm) has approx. 0.2% more face-up area than 2.7ct Tanzanite (Cushion, 8.2×7.2mm).
Popular comparisons:
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 1.57ct Diamond (Cushion, White, 6.77 x 6.77)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 0.05ct Diamond (Round, White, 2.39 x 2.39)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 3.26ct Ruby (Oval, Red, 11.22 x 7.48)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 2.1ct Emerald (Emerald, Green, 9.32 x 6.9)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 0.3ct Diamond (Trillion, White, 5.18 x 5.18)
- 1.5ct Emerald (Oval, Green, 9.87 x 6.58) vs. 2.7ct Emerald (Oval, Green, 12 x 8)