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8ct Aquamarine (Round, 13.6×13.6mm, Light Blue) vs 8ct Sapphire (Round, 11.96×11.96mm, Blue)


Quick summary: When looked from above (face-up position), 8ct Aquamarine (13.6×13.6mm, round cut) appears 29% larger than 8ct Sapphire (11.96×11.96mm, round cut). See below how they compare side-by-side on a ring and finger.

8ct Aquamarine (round cut)
vs
 8ct Sapphire (round cut)
light blue
 
blue
13.6×13.6 mm 11.96×11.96 mm
actual size
Actual size of 8ct Aquamarine (round cut, 13.6×13.6mm, Light Blue color)   Actual size of 8ct Sapphire (round cut, 11.96×11.96mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Blue 8ct Aquamarine (round cut, 13.6×13.6mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 8ct Sapphire (round cut, 11.96×11.96mm) 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
 81% vs 71%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 8ct Aquamarine Round (13.6×13.6mm, Light Blue) and 8ct Sapphire Round (11.96×11.96mm, 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, Sapphire will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (4 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.


8 Ct Aquamarine (Round) 8 Ct Sapphire (Round)
13.6×13.6 mm vs 11.96×11.96 mm
145.27 mm²   112.34 mm²
Face-up size outline for 8ct Aquamarine (13.6×13.6mm, round cut)
Face-up size outline for 8ct Sapphire (11.96×11.96mm, round cut)
8ct Aquamarine Round (13.6×13.6mm)
8ct Sapphire Round (11.96×11.96mm)
Difference: 29% (32.93 mm²)
8ct Aquamarine (Round, 13.6×13.6mm) has approx. 29% more face-up area than 8ct Sapphire (Round, 11.96×11.96mm).


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