6.75ct Aquamarine (Cushion, 12.05×12.05mm, Light Blue) vs 8.75ct Diamond (Cushion, 12.01×12.01mm, White)
Quick summary: When looked from above (face-up position), 6.75ct Aquamarine (12.05×12.05mm, cushion cut) appears 0.7% larger than 8.75ct Diamond (12.01×12.01mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 6.75ct Aquamarine (cushion cut) |
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8.75ct Diamond (cushion cut) |
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light blue |
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| 12.05×12.05 mm | 12.01×12.01 mm | |
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Actual sizes of
6.75ct Aquamarine Cushion (12.05×12.05mm, Light Blue)
and
8.75ct Diamond Cushion (12.01×12.01mm, 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. 2.7 - 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.
| 6.75 Ct Aquamarine (Cushion) | 8.75 Ct Diamond (Cushion) | |
| 12.05×12.05 mm | vs | 12.01×12.01 mm |
| 130.68 mm² | 129.82 mm² |
| 6.75ct Aquamarine Cushion (12.05×12.05mm) | |
| 8.75ct Diamond Cushion (12.01×12.01mm) | |
| Difference: 0.7% (0.86 mm²) |
6.75ct Aquamarine Cushion (12.05×12.05mm) has approx. 0.7% more face-up area than 8.75ct Diamond Cushion (12.01×12.01mm).
Popular comparisons:
- 6.75ct Aquamarine (Cushion, Light Blue, 12.05 x 12.05) vs. 5ct Diamond (Cushion, White, 9.96 x 9.96)
- 6.75ct Aquamarine (Cushion, Light Blue, 12.05 x 12.05) vs. 8.11ct Morganite (Cushion, Light Purple, 12.81 x 12.81)
- 1ct Aquamarine (Cushion, Light Blue, 6 x 6) vs. 1ct Tanzanite (Round, Blue, 6 x 6)
- 20ct Aquamarine (Cushion, Light Blue, 17.3 x 17.3) vs. 20ct Citrine (Cushion, Light Yellow, 17.41 x 17.41)
- 3ct Aquamarine (Cushion, Light Blue, 9.19 x 9.19) vs. 3ct Emerald (Emerald, Green, 10.5 x 7.78)
- 1ct Aquamarine (Cushion, Light Blue, 6.37 x 6.37) vs. 1ct Diamond (Cushion, White, 5.83 x 5.83)
- 1.75ct Aquamarine (Cushion, Light Blue, 7.68 x 7.68) vs. 1.75ct Diamond (Cushion, White, 7.02 x 7.02)
- 2.5ct Aquamarine (Cushion, Light Bluish Green, 8.65 x 8.65) vs. 4.23ct Emerald (Cushion, Green, 10.31 x 10.31)
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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.