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3.4ct Diamond (Cushion, 8.76×8.76mm, White) vs 3.4ct Diamond (Oval, 12.1×8.53mm, White)


Quick summary: When looked from above (face-up position), 3.4ct Diamond (12.1×8.53mm, oval cut) appears 23% larger than 3.4ct Diamond (8.76×8.76mm, cushion cut). See below how they compare side-by-side on a ring and finger.

3.4ct Diamond (cushion cut)
vs
3.4ct Diamond (oval cut)
white
 
white
8.76×8.76 mm 12.1×8.53 mm
actual size
Actual size of 3.4ct Diamond (cushion cut, 8.76×8.76mm, White color)   Actual size of 3.4ct Diamond (oval cut, 12.1×8.53mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 3.4ct Diamond (cushion cut, 8.76×8.76mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 3.4ct Diamond (oval cut, 12.1×8.53mm) 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
52% vs 51%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 3.4ct Diamond Cushion (8.76×8.76mm, White) and 3.4ct Diamond Oval (12.1×8.53mm, 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.


3.4 Ct Diamond (Cushion) 3.4 Ct Diamond (Oval)
8.76×8.76 mm vs 12.1×8.53 mm
69.06 mm²   84.63 mm²
Face-up size outline for 3.4ct Diamond (12.1×8.53mm, oval cut)
Face-up size outline for 3.4ct Diamond (8.76×8.76mm, cushion cut)
3.4ct Diamond Cushion (8.76×8.76mm)
3.4ct Diamond Oval (12.1×8.53mm)
Difference: 23% (15.57 mm²)
3.4ct Diamond (Oval, 12.1×8.53mm) has approx. 23% more face-up area than 3.4ct Diamond (Cushion, 8.76×8.76mm).


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