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6ct Aquamarine (Round, 12.35×12.35mm, Light Blue) vs 6ct Sapphire (Round, 10.86×10.86mm, Blue)


Quick summary: When looked from above (face-up position), 6ct Aquamarine (12.35×12.35mm, round cut) appears 29% larger than 6ct Sapphire (10.86×10.86mm, round cut). See below how they compare side-by-side on a ring and finger.

6ct Aquamarine (round cut)
vs
 6ct Sapphire (round cut)
light blue
 
blue
12.35×12.35 mm 10.86×10.86 mm
actual size
Actual size of 6ct Aquamarine (round cut, 12.35×12.35mm, Light Blue color)   Actual size of 6ct Sapphire (round cut, 10.86×10.86mm, 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 6ct Aquamarine (round cut, 12.35×12.35mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 6ct Sapphire (round cut, 10.86×10.86mm) 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
 74% vs 65%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 6ct Aquamarine Round (12.35×12.35mm, Light Blue) and 6ct Sapphire Round (10.86×10.86mm, 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.


6 Ct Aquamarine (Round) 6 Ct Sapphire (Round)
12.35×12.35 mm vs 10.86×10.86 mm
119.79 mm²   92.63 mm²
Face-up size outline for 6ct Aquamarine (12.35×12.35mm, round cut)
Face-up size outline for 6ct Sapphire (10.86×10.86mm, round cut)
6ct Aquamarine Round (12.35×12.35mm)
6ct Sapphire Round (10.86×10.86mm)
Difference: 29% (27.16 mm²)
6ct Aquamarine (Round, 12.35×12.35mm) has approx. 29% more face-up area than 6ct Sapphire (Round, 10.86×10.86mm).


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