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7.5ct Aquamarine (Princess, 11.69×11.69mm, Light Blue) vs 7.5ct Sapphire (Princess, 10.28×10.28mm, Blue)


Quick summary: When looked from above (face-up position), 7.5ct Aquamarine (11.69×11.69mm, princess cut) appears 29% larger than 7.5ct Sapphire (10.28×10.28mm, princess cut). See below how they compare side-by-side on a ring and finger.

7.5ct Aquamarine (princess cut)
vs
 7.5ct Sapphire (princess cut)
light blue
 
blue
11.69×11.69 mm 10.28×10.28 mm
actual size
Actual size of 7.5ct Aquamarine (princess cut, 11.69×11.69mm, Light Blue color)   Actual size of 7.5ct Sapphire (princess cut, 10.28×10.28mm, 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 7.5ct Aquamarine (princess cut, 11.69×11.69mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 7.5ct Sapphire (princess cut, 10.28×10.28mm) 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
 70% vs 61%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 7.5ct Aquamarine Princess (11.69×11.69mm, Light Blue) and 7.5ct Sapphire Princess (10.28×10.28mm, 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.


7.5 Ct Aquamarine (Princess) 7.5 Ct Sapphire (Princess)
11.69×11.69 mm vs 10.28×10.28 mm
136.66 mm²   105.68 mm²
Face-up size outline for 7.5ct Aquamarine (11.69×11.69mm, princess cut)
Face-up size outline for 7.5ct Sapphire (10.28×10.28mm, princess cut)
7.5ct Aquamarine Princess (11.69×11.69mm)
7.5ct Sapphire Princess (10.28×10.28mm)
Difference: 29% (30.98 mm²)
7.5ct Aquamarine (Princess, 11.69×11.69mm) has approx. 29% more face-up area than 7.5ct Sapphire (Princess, 10.28×10.28mm).


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