1.6ct Aquamarine (Round, 7.97×7.97mm, Light Blue) vs 2.3ct Diamond (Round, 8.58×8.58mm, White)
Quick summary: When looked from above (face-up position), 2.3ct Diamond (8.58×8.58mm, round cut) appears 16% larger than 1.6ct Aquamarine (7.97×7.97mm, round cut). See below how they compare side-by-side on a ring and finger.
| 1.6ct Aquamarine (round cut) |
vs
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2.3ct Diamond (round cut) |
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light blue |
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| 7.97×7.97 mm | 8.58×8.58 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
1.6ct Aquamarine Round (7.97×7.97mm, Light Blue)
and
2.3ct Diamond Round (8.58×8.58mm, White)
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, Diamond will face-up smaller than Aquamarine for a given
carat weight, because it has higher specific gravity
(3.52 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.
| 1.6 Ct Aquamarine (Round) | 2.3 Ct Diamond (Round) | |
| 7.97×7.97 mm | vs | 8.58×8.58 mm |
| 49.89 mm² | 57.82 mm² |
| 1.6ct Aquamarine Round (7.97×7.97mm) | |
| 2.3ct Diamond Round (8.58×8.58mm) | |
| Difference: 16% (7.93 mm²) |
2.3ct Diamond (Round, 8.58×8.58mm) has approx. 16% more face-up area than 1.6ct Aquamarine (Round, 7.97×7.97mm).
Popular comparisons:
- 1.6ct Aquamarine (Round, Light Blue, 7.97 x 7.97) vs. 1ct Aquamarine (Round, Light Blue, 6.82 x 6.82)
- 1.6ct Aquamarine (Round, Light Blue, 7.97 x 7.97) vs. 1.8ct Diamond (Round, White, 7.91 x 7.91)
- 1.6ct Aquamarine (Round, Light Blue, 7.97 x 7.97) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1.6ct Aquamarine (Round, Light Blue, 7.97 x 7.97) vs. 1.5ct Diamond (Round, White, 7.44 x 7.44)
- 1.6ct Aquamarine (Round, Light Blue, 7.97 x 7.97) vs. 1.6ct Diamond (Round, White, 7.6 x 7.6)
- 2ct Aquamarine (Round, Blue, 8.59 x 8.59) vs. 2ct Aquamarine (Emerald, Light Blue, 9.17 x 6.79)
- 1ct Aquamarine (Round, Light Blue, 6.82 x 6.82) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1.5ct Aquamarine (Round, Light Blue, 7.8 x 7.8) vs. 1.5ct Diamond (Round, White, 7.44 x 7.44)