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14ct Benitoite (Pear, 21.13×12.73mm, Blue) vs 14ct Alexandrite (Pear, 20.98×12.64mm, Bluish Green)


Quick summary: When looked from above (face-up position), 14ct Benitoite (21.13×12.73mm, pear cut) appears 1% larger than 14ct Alexandrite (20.98×12.64mm, pear cut). See below how they compare side-by-side on a ring and finger.

14ct Benitoite (pear cut)
vs
 14ct Alexandrite (pear cut)
blue
 
bluish green
21.13×12.73 mm 20.98×12.64 mm
actual size
Actual size of 14ct Benitoite (pear cut, 21.13×12.73mm, Blue color)   Actual size of 14ct Alexandrite (pear cut, 20.98×12.64mm, Bluish Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 14ct Benitoite (pear cut, 21.13×12.73mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Bluish Green 14ct Alexandrite (pear cut, 20.98×12.64mm) 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
 76% vs 75%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 14ct Benitoite Pear (21.13×12.73mm, Blue) and 14ct Alexandrite Pear (20.98×12.64mm, Bluish Green) 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, Alexandrite will face-up slightly smaller than Benitoite for a given carat weight, because it has higher specific gravity (3.73 vs. 3.65 - this means it's "slightly heavier" compared to Benitoite 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.


14 Ct Benitoite (Pear) 14 Ct Alexandrite (Pear)
21.13×12.73 mm vs 20.98×12.64 mm
196.36 mm²   193.59 mm²
Face-up size outline for 14ct Benitoite (21.13×12.73mm, pear cut)
Face-up size outline for 14ct Alexandrite (20.98×12.64mm, pear cut)
14ct Benitoite Pear (21.13×12.73mm)
14ct Alexandrite Pear (20.98×12.64mm)
Difference: 1% (2.77 mm²)
14ct Benitoite (Pear, 21.13×12.73mm) has approx. 1% more face-up area than 14ct Alexandrite (Pear, 20.98×12.64mm).


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