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8ct Diamond (Cushion, 11.65×11.65mm, White) vs 23.29ct Diamond (Cushion, 16.64×16.64mm, White)


Quick summary: When looked from above (face-up position), 23.29ct Diamond (16.64×16.64mm, cushion cut) appears 2 times larger than 8ct Diamond (11.65×11.65mm, cushion cut). See below how they compare side-by-side on a ring and finger.

8ct Diamond (cushion cut)
vs
 23.29ct Diamond (cushion cut)
white
 
white
11.65×11.65 mm 16.64×16.64 mm
actual size
Actual size of 8ct Diamond (cushion cut, 11.65×11.65mm, White color)   Actual size of 23.29ct Diamond (cushion cut, 16.64×16.64mm, White color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 8ct Diamond (cushion cut, 11.65×11.65mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 23.29ct Diamond (cushion cut, 16.64×16.64mm) 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
 69% vs 99%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 8ct Diamond Cushion (11.65×11.65mm, White) and 23.29ct Diamond Cushion (16.64×16.64mm, 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

The face-up size depends on the shape of the gem, its weight and 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 Diamond (Cushion) 23.29 Ct Diamond (Cushion)
11.65×11.65 mm vs 16.64×16.64 mm
122.15 mm²   249.2 mm²
Face-up size outline for 23.29ct Diamond (16.64×16.64mm, cushion cut)
Face-up size outline for 8ct Diamond (11.65×11.65mm, cushion cut)
8ct Diamond Cushion (11.65×11.65mm)
23.29ct Diamond Cushion (16.64×16.64mm)
Difference: 104% (127.05 mm²)
23.29ct Diamond (Cushion, 16.64×16.64mm) has approx. 104% more face-up area than 8ct Diamond (Cushion, 11.65×11.65mm). In other words, it's 2.04x larger.


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