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4.5ct Fluorite (Princess, 9.36×9.36mm, Bluish Green) vs 4.5ct Aquamarine (Princess, 9.86×9.86mm, Light Blue)


Quick summary: When looked from above (face-up position), 4.5ct Aquamarine (9.86×9.86mm, princess cut) appears 11% larger than 4.5ct Fluorite (9.36×9.36mm, princess cut). See below how they compare side-by-side on a ring and finger.

4.5ct Fluorite (princess cut)
vs
4.5ct Aquamarine (princess cut)
bluish green
 
light blue
9.36×9.36 mm 9.86×9.86 mm
actual size
Actual size of 4.5ct Fluorite (princess cut, 9.36×9.36mm, Bluish Green color)   Actual size of 4.5ct Aquamarine (princess cut, 9.86×9.86mm, 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 4.5ct Fluorite (princess cut, 9.36×9.36mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 4.5ct Aquamarine (princess cut, 9.86×9.86mm) 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
56% vs 59%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 4.5ct Fluorite Princess (9.36×9.36mm, Bluish Green) and 4.5ct Aquamarine Princess (9.86×9.86mm, 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.


4.5 Ct Fluorite (Princess) 4.5 Ct Aquamarine (Princess)
9.36×9.36 mm vs 9.86×9.86 mm
87.61 mm²   97.22 mm²
Face-up size outline for 4.5ct Aquamarine (9.86×9.86mm, princess cut)
Face-up size outline for 4.5ct Fluorite (9.36×9.36mm, princess cut)
4.5ct Fluorite Princess (9.36×9.36mm)
4.5ct Aquamarine Princess (9.86×9.86mm)
Difference: 11% (9.61 mm²)
4.5ct Aquamarine (Princess, 9.86×9.86mm) has approx. 11% more face-up area than 4.5ct Fluorite (Princess, 9.36×9.36mm).


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