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4ct Diamond (Oval, 12.89×8.59mm, White) vs 5ct Diamond (Cushion, 9.96×9.96mm, White)


Quick summary: When looked from above (face-up position), 4ct Diamond (12.89×8.59mm, oval cut) appears 2% larger than 5ct Diamond (9.96×9.96mm, cushion cut). See below how they compare side-by-side on a ring and finger.

4ct Diamond (oval cut)
vs
5ct Diamond (cushion cut)
white
 
white
12.89×8.59 mm 9.96×9.96 mm
actual size
Actual size of 4ct Diamond (oval cut, 12.89×8.59mm, White color)   Actual size of 5ct Diamond (cushion cut, 9.96×9.96mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 4ct Diamond (oval cut, 12.89×8.59mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 5ct Diamond (cushion cut, 9.96×9.96mm) 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
51% vs 59%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 4ct Diamond Oval (12.89×8.59mm, White) and 5ct Diamond Cushion (9.96×9.96mm, 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.


4 Ct Diamond (Oval) 5 Ct Diamond (Cushion)
12.89×8.59 mm vs 9.96×9.96 mm
90.79 mm²   89.28 mm²
Face-up size outline for 4ct Diamond (12.89×8.59mm, oval cut)
Face-up size outline for 5ct Diamond (9.96×9.96mm, cushion cut)
4ct Diamond Oval (12.89×8.59mm)
5ct Diamond Cushion (9.96×9.96mm)
Difference: 2% (1.51 mm²)
4ct Diamond (Oval, 12.89×8.59mm) has approx. 2% more face-up area than 5ct Diamond (Cushion, 9.96×9.96mm).


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