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3.9ct Chrysoberyl (Cushion, 9.03×9.03mm, Light Yellowish Green) vs 3.6ct Diamond (Cushion, 8.93×8.93mm, White)


Quick summary: When looked from above (face-up position), 3.9ct Chrysoberyl (9.03×9.03mm, cushion cut) appears 2% larger than 3.6ct Diamond (8.93×8.93mm, cushion cut). See below how they compare side-by-side on a ring and finger.

3.9ct Chrysoberyl (cushion cut)
vs
3.6ct Diamond (cushion cut)
light yellowish green
 
white
9.03×9.03 mm 8.93×8.93 mm
actual size
Actual size of 3.9ct Chrysoberyl (cushion cut, 9.03×9.03mm, Light Yellowish Green color)   Actual size of 3.6ct Diamond (cushion cut, 8.93×8.93mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Yellowish Green 3.9ct Chrysoberyl (cushion cut, 9.03×9.03mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 3.6ct Diamond (cushion cut, 8.93×8.93mm) 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
54% vs 53%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 3.9ct Chrysoberyl Cushion (9.03×9.03mm, Light Yellowish Green) and 3.6ct Diamond Cushion (8.93×8.93mm, 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, Chrysoberyl will face-up smaller than Diamond for a given carat weight, because it has higher specific gravity (3.73 vs. 3.52 - this means it's "heavier" compared to Diamond 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.


3.9 Ct Chrysoberyl (Cushion) 3.6 Ct Diamond (Cushion)
9.03×9.03 mm vs 8.93×8.93 mm
73.39 mm²   71.77 mm²
Face-up size outline for 3.9ct Chrysoberyl (9.03×9.03mm, cushion cut)
Face-up size outline for 3.6ct Diamond (8.93×8.93mm, cushion cut)
3.9ct Chrysoberyl Cushion (9.03×9.03mm)
3.6ct Diamond Cushion (8.93×8.93mm)
Difference: 2% (1.62 mm²)
3.9ct Chrysoberyl (Cushion, 9.03×9.03mm) has approx. 2% more face-up area than 3.6ct Diamond (Cushion, 8.93×8.93mm).


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