1ct Ruby (Trillion, 7.03×7.03mm, Red) vs 0.65ct Emerald (Trillion, 6.94×6.94mm, Green)
Quick summary: When looked from above (face-up position), 1ct Ruby (7.03×7.03mm, trillion cut) appears 3% larger than 0.65ct Emerald (6.94×6.94mm, trillion cut). See below how they compare side-by-side on a ring and finger.
| 1ct Ruby (trillion cut) |
vs
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0.65ct Emerald (trillion cut) |
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red |
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| 7.03×7.03 mm | 6.94×6.94 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
1ct Ruby Trillion (7.03×7.03mm, Red)
and
0.65ct Emerald Trillion (6.94×6.94mm, 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, Ruby 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.
| 1 Ct Ruby (Trillion) | 0.65 Ct Emerald (Trillion) | |
| 7.03×7.03 mm | vs | 6.94×6.94 mm |
| 30.64 mm² | 29.86 mm² |
| 1ct Ruby Trillion (7.03×7.03mm) | |
| 0.65ct Emerald Trillion (6.94×6.94mm) | |
| Difference: 3% (0.78 mm²) |
1ct Ruby (Trillion, 7.03×7.03mm) has approx. 3% more face-up area than 0.65ct Emerald (Trillion, 6.94×6.94mm).
Popular comparisons:
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 0.44ct Ruby (Trillion, Red, 5.35 x 5.35)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 0.85ct Ruby (Oval, Red, 7.17 x 4.78)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 0.56ct Ruby (Trillion, Red, 5.79 x 5.79)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 2.57ct Ruby (Emerald, Red, 8.75 x 6.48)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 1.15ct Diamond (Emerald, White, 7.01 x 5.19)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 1ct Spinel (Round, Red, 6.19 x 6.19)
- 1ct Ruby (Trillion, Red, 7.03 x 7.03) vs. 2.69ct Ruby (Trillion, Red, 9.78 x 9.78)