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36ct Tanzanite (Heart, 21.92×21.92mm, Blue) vs 36ct Aquamarine (Heart, 23.5×23.5mm, Light Blue)


Quick summary: When looked from above (face-up position), 36ct Aquamarine (23.5×23.5mm, heart cut) appears 15% larger than 36ct Tanzanite (21.92×21.92mm, heart cut). See below how they compare side-by-side on a ring and finger.

36ct Tanzanite (heart cut)
vs
36ct Aquamarine (heart cut)
blue
 
light blue
21.92×21.92 mm 23.5×23.5 mm
actual size
Actual size of 36ct Tanzanite (heart cut, 21.92×21.92mm, Blue color)   Actual size of 36ct Aquamarine (heart cut, 23.5×23.5mm, Light Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 36ct Tanzanite (heart cut, 21.92×21.92mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 36ct Aquamarine (heart cut, 23.5×23.5mm) 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
130% vs 140%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 36ct Tanzanite Heart (21.92×21.92mm, Blue) and 36ct Aquamarine Heart (23.5×23.5mm, 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, Tanzanite will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (3.35 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.


36 Ct Tanzanite (Heart) 36 Ct Aquamarine (Heart)
21.92×21.92 mm vs 23.5×23.5 mm
345.95 mm²   397.62 mm²
Face-up size outline for 36ct Aquamarine (23.5×23.5mm, heart cut)
Face-up size outline for 36ct Tanzanite (21.92×21.92mm, heart cut)
36ct Tanzanite Heart (21.92×21.92mm)
36ct Aquamarine Heart (23.5×23.5mm)
Difference: 15% (51.67 mm²)
36ct Aquamarine (Heart, 23.5×23.5mm) has approx. 15% more face-up area than 36ct Tanzanite (Heart, 21.92×21.92mm).


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