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2.87ct Aquamarine (Cushion, 9.06×9.06mm, Light Blue) vs 0.65ct Spinel (Pear, 7.45×4.49mm, Red)


Quick summary: When looked from above (face-up position), 2.87ct Aquamarine (9.06×9.06mm, cushion cut) appears 3 times larger than 0.65ct Spinel (7.45×4.49mm, pear cut). See below how they compare side-by-side on a ring and finger.

2.87ct Aquamarine (cushion cut)
vs
 0.65ct Spinel (pear cut)
light blue
 
red
9.06×9.06 mm 7.45×4.49 mm
actual size
Actual size of 2.87ct Aquamarine (cushion cut, 9.06×9.06mm, Light Blue color)   Actual size of 0.65ct Spinel (pear cut, 7.45×4.49mm, Red color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Blue 2.87ct Aquamarine (cushion cut, 9.06×9.06mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 0.65ct Spinel (pear cut, 7.45×4.49mm) on a right ring and finger
Your settings
Ring
 Gold
Skin tone
 Light
Ring diameter
 16.9 mm
Ring width
 3.0 mm
Finger length
 64 mm
Finger coverage
 54% vs 27%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 2.87ct Aquamarine Cushion (9.06×9.06mm, Light Blue) and 0.65ct Spinel Pear (7.45×4.49mm, Red) 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, Spinel will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (3.6 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.


2.87 Ct Aquamarine (Cushion) 0.65 Ct Spinel (Pear)
9.06×9.06 mm vs 7.45×4.49 mm
73.88 mm²   24.42 mm²
Face-up size outline for 2.87ct Aquamarine (9.06×9.06mm, cushion cut)
Face-up size outline for 0.65ct Spinel (7.45×4.49mm, pear cut)
2.87ct Aquamarine Cushion (9.06×9.06mm)
0.65ct Spinel Pear (7.45×4.49mm)
Difference: 203% (49.46 mm²)
2.87ct Aquamarine (Cushion, 9.06×9.06mm) has approx. 203% more face-up area than 0.65ct Spinel (Pear, 7.45×4.49mm). In other words, it's 3.03x larger.


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