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1ct Diamond (Oval, 8.12×5.41mm, Light Gray) vs 0.75ct Diamond (Round, 5.91×5.91mm, Light Gray)


Quick summary: When looked from above (face-up position), 1ct Colored Diamond (8.12×5.41mm, oval cut) appears 31% larger than 0.75ct Colored Diamond (5.91×5.91mm, round cut). See below how they compare side-by-side on a ring and finger.

1ct Diamond (oval cut)
vs
 0.75ct Diamond (round cut)
light gray
 
light gray
8.12×5.41 mm 5.91×5.91 mm
actual size
Actual size of 1ct Diamond (oval cut, 8.12×5.41mm, Light Gray color)   Actual size of 0.75ct Diamond (round cut, 5.91×5.91mm, Light Gray color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Gray 1ct Diamond (oval cut, 8.12×5.41mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Gray 0.75ct Diamond (round cut, 5.91×5.91mm) 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
 33% vs 35%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 1ct Diamond Oval (8.12×5.41mm, Light Gray) and 0.75ct Diamond Round (5.91×5.91mm, Light Gray) 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.


1 Ct Colored Diamond (Oval) 0.75 Ct Colored Diamond (Round)
8.12×5.41 mm vs 5.91×5.91 mm
36.02 mm²   27.43 mm²
Face-up size outline for 1ct Diamond (8.12×5.41mm, oval cut)
Face-up size outline for 0.75ct Diamond (5.91×5.91mm, round cut)
1ct Colored Diamond Oval (8.12×5.41mm)
0.75ct Colored Diamond Round (5.91×5.91mm)
Difference: 31% (8.59 mm²)
1ct Colored Diamond (Oval, 8.12×5.41mm) has approx. 31% more face-up area than 0.75ct Colored Diamond (Round, 5.91×5.91mm).


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