×
carat vs. color  length*  width*
  ×

(or examine a )
* size in mm (optional)

9ct Fluorite (Marquise, 21.84×10.92mm, Bluish Green) vs 9ct Aquamarine (Marquise, 23×11.5mm, Light Blue)


Quick summary: When looked from above (face-up position), 9ct Aquamarine (23×11.5mm, marquise cut) appears 11% larger than 9ct Fluorite (21.84×10.92mm, marquise cut). See below how they compare side-by-side on a ring and finger.

9ct Fluorite (marquise cut)
vs
 9ct Aquamarine (marquise cut)
bluish green
 
light blue
21.84×10.92 mm 23×11.5 mm
actual size
Actual size of 9ct Fluorite (marquise cut, 21.84×10.92mm, Bluish Green color)   Actual size of 9ct Aquamarine (marquise cut, 23×11.5mm, 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 9ct Fluorite (marquise cut, 21.84×10.92mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 9ct Aquamarine (marquise cut, 23×11.5mm) 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
 65% vs 69%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 9ct Fluorite Marquise (21.84×10.92mm, Bluish Green) and 9ct Aquamarine Marquise (23×11.5mm, 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.


9 Ct Fluorite (Marquise) 9 Ct Aquamarine (Marquise)
21.84×10.92 mm vs 23×11.5 mm
169.33 mm²   187.8 mm²
Face-up size outline for 9ct Aquamarine (23×11.5mm, marquise cut)
Face-up size outline for 9ct Fluorite (21.84×10.92mm, marquise cut)
9ct Fluorite Marquise (21.84×10.92mm)
9ct Aquamarine Marquise (23×11.5mm)
Difference: 11% (18.47 mm²)
9ct Aquamarine (Marquise, 23×11.5mm) has approx. 11% more face-up area than 9ct Fluorite (Marquise, 21.84×10.92mm).


Popular comparisons: