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6.5ct Fluorite (Cabochon, 13.79×9.19mm, Bluish Green) vs 6.5ct Aquamarine (Cabochon, 14.52×9.68mm, Light Blue)


Quick summary: When looked from above (face-up position), 6.5ct Aquamarine (14.52×9.68mm, cabochon cut) appears 11% larger than 6.5ct Fluorite (13.79×9.19mm, cabochon cut). See below how they compare side-by-side on a ring and finger.

6.5ct Fluorite (cabochon cut)
vs
6.5ct Aquamarine (cabochon cut)
bluish green
 
light blue
13.79×9.19 mm 14.52×9.68 mm
actual size
Actual size of 6.5ct Fluorite (cabochon cut, 13.79×9.19mm, Bluish Green color)   Actual size of 6.5ct Aquamarine (cabochon cut, 14.52×9.68mm, 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 6.5ct Fluorite (cabochon cut, 13.79×9.19mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 6.5ct Aquamarine (cabochon cut, 14.52×9.68mm) 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
55% vs 58%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 6.5ct Fluorite Cabochon (13.79×9.19mm, Bluish Green) and 6.5ct Aquamarine Cabochon (14.52×9.68mm, 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.


6.5 Ct Fluorite (Cabochon) 6.5 Ct Aquamarine (Cabochon)
13.79×9.19 mm vs 14.52×9.68 mm
103.92 mm²   115.25 mm²
Face-up size outline for 6.5ct Aquamarine (14.52×9.68mm, cabochon cut)
Face-up size outline for 6.5ct Fluorite (13.79×9.19mm, cabochon cut)
6.5ct Fluorite Cabochon (13.79×9.19mm)
6.5ct Aquamarine Cabochon (14.52×9.68mm)
Difference: 11% (11.33 mm²)
6.5ct Aquamarine (Cabochon, 14.52×9.68mm) has approx. 11% more face-up area than 6.5ct Fluorite (Cabochon, 13.79×9.19mm).


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