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0.8ct Diamond (Round, 6.03×6.03mm, Black) vs 0.9ct Diamond (Round, 6.28×6.28mm, Black)


Quick summary: When looked from above (face-up position), 0.9ct Colored Diamond (6.28×6.28mm, round cut) appears 8% larger than 0.8ct Colored Diamond (6.03×6.03mm, round cut). See below how they compare side-by-side on a ring and finger.

0.8ct Diamond (round cut)
vs
 0.9ct Diamond (round cut)
black
 
black
6.03×6.03 mm 6.28×6.28 mm
actual size
Actual size of 0.8ct Diamond (round cut, 6.03×6.03mm, Black color)   Actual size of 0.9ct Diamond (round cut, 6.28×6.28mm, Black color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Black 0.8ct Diamond (round cut, 6.03×6.03mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Black 0.9ct Diamond (round cut, 6.28×6.28mm) 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
 36% vs 38%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 0.8ct Diamond Round (6.03×6.03mm, Black) and 0.9ct Diamond Round (6.28×6.28mm, Black) 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.


0.8 Ct Colored Diamond (Round) 0.9 Ct Colored Diamond (Round)
6.03×6.03 mm vs 6.28×6.28 mm
28.56 mm²   30.97 mm²
Face-up size outline for 0.9ct Diamond (6.28×6.28mm, round cut)
Face-up size outline for 0.8ct Diamond (6.03×6.03mm, round cut)
0.8ct Colored Diamond Round (6.03×6.03mm)
0.9ct Colored Diamond Round (6.28×6.28mm)
Difference: 8% (2.41 mm²)
0.9ct Colored Diamond (Round, 6.28×6.28mm) has approx. 8% more face-up area than 0.8ct Colored Diamond (Round, 6.03×6.03mm).


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