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3ct Fluorite (Princess, 8.18×8.18mm, Bluish Green) vs 3ct Aquamarine (Princess, 8.61×8.61mm, Light Blue)


Quick summary: When looked from above (face-up position), 3ct Aquamarine (8.61×8.61mm, princess cut) appears 11% larger than 3ct Fluorite (8.18×8.18mm, princess cut). See below how they compare side-by-side on a ring and finger.

3ct Fluorite (princess cut)
vs
3ct Aquamarine (princess cut)
bluish green
 
light blue
8.18×8.18 mm 8.61×8.61 mm
actual size
Actual size of 3ct Fluorite (princess cut, 8.18×8.18mm, Bluish Green color)   Actual size of 3ct Aquamarine (princess cut, 8.61×8.61mm, Light Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Bluish Green 3ct Fluorite (princess cut, 8.18×8.18mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 3ct Aquamarine (princess cut, 8.61×8.61mm) 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
49% vs 51%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 3ct Fluorite Princess (8.18×8.18mm, Bluish Green) and 3ct Aquamarine Princess (8.61×8.61mm, Light 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, Fluorite will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (3.18 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.


3 Ct Fluorite (Princess) 3 Ct Aquamarine (Princess)
8.18×8.18 mm vs 8.61×8.61 mm
66.91 mm²   74.13 mm²
Face-up size outline for 3ct Aquamarine (8.61×8.61mm, princess cut)
Face-up size outline for 3ct Fluorite (8.18×8.18mm, princess cut)
3ct Fluorite Princess (8.18×8.18mm)
3ct Aquamarine Princess (8.61×8.61mm)
Difference: 11% (7.22 mm²)
3ct Aquamarine (Princess, 8.61×8.61mm) has approx. 11% more face-up area than 3ct Fluorite (Princess, 8.18×8.18mm).


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