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40ct Diamond (Oval, 27.75×18.5mm, White) vs 40ct Diamond (Emerald, 22.86×16.93mm, White)


Quick summary: When looked from above (face-up position), 40ct Diamond (27.75×18.5mm, oval cut) appears 17% larger than 40ct Diamond (22.86×16.93mm, emerald cut). See below how they compare side-by-side on a ring and finger.

40ct Diamond (oval cut)
vs
 40ct Diamond (emerald cut)
white
 
white
27.75×18.5 mm 22.86×16.93 mm
actual size
Actual size of 40ct Diamond (oval cut, 27.75×18.5mm, White color)   Actual size of 40ct Diamond (emerald cut, 22.86×16.93mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 40ct Diamond (oval cut, 27.75×18.5mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 40ct Diamond (emerald cut, 22.86×16.93mm) 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
 110% vs 101%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 40ct Diamond Oval (27.75×18.5mm, White) and 40ct Diamond Emerald (22.86×16.93mm, 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.


40 Ct Diamond (Oval) 40 Ct Diamond (Emerald)
27.75×18.5 mm vs 22.86×16.93 mm
420.97 mm²   359.93 mm²
Face-up size outline for 40ct Diamond (27.75×18.5mm, oval cut)
Face-up size outline for 40ct Diamond (22.86×16.93mm, emerald cut)
40ct Diamond Oval (27.75×18.5mm)
40ct Diamond Emerald (22.86×16.93mm)
Difference: 17% (61.04 mm²)
40ct Diamond (Oval, 27.75×18.5mm) has approx. 17% more face-up area than 40ct Diamond (Emerald, 22.86×16.93mm).


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