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16ct Cubic Zirconia (Cushion, 12.43×12.43mm, White) vs 16ct Moissanite (Cushion, 14.99×14.99mm, White)


Quick summary: When looked from above (face-up position), 16ct Moissanite (14.99×14.99mm, cushion cut) appears 45% larger than 16ct Cubic Zirconia (12.43×12.43mm, cushion cut). See below how they compare side-by-side on a ring and finger.

16ct Cubic Zirconia (cushion cut)
vs
16ct Moissanite (cushion cut)
white
 
white
12.43×12.43 mm 14.99×14.99 mm
actual size
Actual size of 16ct Cubic Zirconia (cushion cut, 12.43×12.43mm, White color)   Actual size of 16ct Moissanite (cushion cut, 14.99×14.99mm, White color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 16ct Cubic Zirconia (cushion cut, 12.43×12.43mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 16ct Moissanite (cushion cut, 14.99×14.99mm) 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
74% vs 89%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 16ct Cubic Zirconia Cushion (12.43×12.43mm, White) and 16ct Moissanite Cushion (14.99×14.99mm, White) 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, Cubic Zirconia will face-up smaller than Moissanite for a given carat weight, because it has higher specific gravity (5.65 vs. 3.22 - this means it's "heavier" compared to Moissanite 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.


16 Ct Cubic Zirconia (Cushion) 16 Ct Moissanite (Cushion)
12.43×12.43 mm vs 14.99×14.99 mm
139.05 mm²   202.23 mm²
Face-up size outline for 16ct Moissanite (14.99×14.99mm, cushion cut)
Face-up size outline for 16ct Cubic Zirconia (12.43×12.43mm, cushion cut)
16ct Cubic Zirconia Cushion (12.43×12.43mm)
16ct Moissanite Cushion (14.99×14.99mm)
Difference: 45% (63.18 mm²)
16ct Moissanite (Cushion, 14.99×14.99mm) has approx. 45% more face-up area than 16ct Cubic Zirconia (Cushion, 12.43×12.43mm).


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