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4.5ct Moissanite (Trillion, 12.97×12.97mm, White) vs 4.5ct Beryl (Trillion, 13.72×13.72mm, Orange)


Quick summary: When looked from above (face-up position), 4.5ct Beryl (13.72×13.72mm, trillion cut) appears 12% larger than 4.5ct Moissanite (12.97×12.97mm, trillion cut). See below how they compare side-by-side on a ring and finger.

4.5ct Moissanite (trillion cut)
vs
 4.5ct Beryl (trillion cut)
white
 
orange
12.97×12.97 mm 13.72×13.72 mm
actual size
Actual size of 4.5ct Moissanite (trillion cut, 12.97×12.97mm, White color)   Actual size of 4.5ct Beryl (trillion cut, 13.72×13.72mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 4.5ct Moissanite (trillion cut, 12.97×12.97mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 4.5ct Beryl (trillion cut, 13.72×13.72mm) 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
 77% vs 82%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 4.5ct Moissanite Trillion (12.97×12.97mm, White) and 4.5ct Beryl Trillion (13.72×13.72mm, Orange) 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, Moissanite will face-up smaller than Beryl for a given carat weight, because it has higher specific gravity (3.22 vs. 2.72 - this means it's "heavier" compared to Beryl 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 Moissanite (Trillion) 4.5 Ct Beryl (Trillion)
12.97×12.97 mm vs 13.72×13.72 mm
104.3 mm²   116.71 mm²
Face-up size outline for 4.5ct Beryl (13.72×13.72mm, trillion cut)
Face-up size outline for 4.5ct Moissanite (12.97×12.97mm, trillion cut)
4.5ct Moissanite Trillion (12.97×12.97mm)
4.5ct Beryl Trillion (13.72×13.72mm)
Difference: 12% (12.41 mm²)
4.5ct Beryl (Trillion, 13.72×13.72mm) has approx. 12% more face-up area than 4.5ct Moissanite (Trillion, 12.97×12.97mm).


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