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8ct Moissanite (Marquise, 20.9×10.45mm, White) vs 8ct Beryl (Marquise, 22.12×11.06mm, Orange)


Quick summary: When looked from above (face-up position), 8ct Beryl (22.12×11.06mm, marquise cut) appears 12% larger than 8ct Moissanite (20.9×10.45mm, marquise cut). See below how they compare side-by-side on a ring and finger.

8ct Moissanite (marquise cut)
vs
8ct Beryl (marquise cut)
white
 
orange
20.9×10.45 mm 22.12×11.06 mm
actual size
Actual size of 8ct Moissanite (marquise cut, 20.9×10.45mm, White color)   Actual size of 8ct Beryl (marquise cut, 22.12×11.06mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 8ct Moissanite (marquise cut, 20.9×10.45mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 8ct Beryl (marquise cut, 22.12×11.06mm) 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
62% vs 66%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 8ct Moissanite Marquise (20.9×10.45mm, White) and 8ct Beryl Marquise (22.12×11.06mm, 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.


8 Ct Moissanite (Marquise) 8 Ct Beryl (Marquise)
20.9×10.45 mm vs 22.12×11.06 mm
155.07 mm²   173.7 mm²
Face-up size outline for 8ct Beryl (22.12×11.06mm, marquise cut)
Face-up size outline for 8ct Moissanite (20.9×10.45mm, marquise cut)
8ct Moissanite Marquise (20.9×10.45mm)
8ct Beryl Marquise (22.12×11.06mm)
Difference: 12% (18.63 mm²)
8ct Beryl (Marquise, 22.12×11.06mm) has approx. 12% more face-up area than 8ct Moissanite (Marquise, 20.9×10.45mm).


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