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10ct Diamond (Marquise, 22.38×11.19mm, White) vs 15ct Diamond (Oval, 20.01×13.34mm, White)


Quick summary: When looked from above (face-up position), 15ct Diamond (20.01×13.34mm, oval cut) appears 23% larger than 10ct Diamond (22.38×11.19mm, marquise cut). See below how they compare side-by-side on a ring and finger.

10ct Diamond (marquise cut)
vs
 15ct Diamond (oval cut)
white
 
white
22.38×11.19 mm 20.01×13.34 mm
actual size
Actual size of 10ct Diamond (marquise cut, 22.38×11.19mm, White color)   Actual size of 15ct Diamond (oval cut, 20.01×13.34mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 10ct Diamond (marquise cut, 22.38×11.19mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 15ct Diamond (oval cut, 20.01×13.34mm) 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
 67% vs 79%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 10ct Diamond Marquise (22.38×11.19mm, White) and 15ct Diamond Oval (20.01×13.34mm, 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.


10 Ct Diamond (Marquise) 15 Ct Diamond (Oval)
22.38×11.19 mm vs 20.01×13.34 mm
177.81 mm²   218.89 mm²
Face-up size outline for 15ct Diamond (20.01×13.34mm, oval cut)
Face-up size outline for 10ct Diamond (22.38×11.19mm, marquise cut)
10ct Diamond Marquise (22.38×11.19mm)
15ct Diamond Oval (20.01×13.34mm)
Difference: 23% (41.08 mm²)
15ct Diamond (Oval, 20.01×13.34mm) has approx. 23% more face-up area than 10ct Diamond (Marquise, 22.38×11.19mm).


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