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36ct Diamond (Round, 21.46×21.46mm, White) vs 36ct Emerald (Round, 22.45×22.45mm, Green)


Quick summary: When looked from above (face-up position), 36ct Emerald (22.45×22.45mm, round cut) appears 9% larger than 36ct Diamond (21.46×21.46mm, round cut). See below how they compare side-by-side on a ring and finger.

36ct Diamond (round cut)
vs
 36ct Emerald (round cut)
white
 
green
21.46×21.46 mm 22.45×22.45 mm
actual size
Actual size of 36ct Diamond (round cut, 21.46×21.46mm, White color)   Actual size of 36ct Emerald (round cut, 22.45×22.45mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 36ct Diamond (round cut, 21.46×21.46mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 36ct Emerald (round cut, 22.45×22.45mm) 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
 127% vs 133%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 36ct Diamond Round (21.46×21.46mm, White) and 36ct Emerald Round (22.45×22.45mm, Green) 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

All things being equal, Diamond will face-up smaller than Emerald for a given carat weight, because it has higher specific gravity (3.52 vs. 2.72 - this means it's "heavier" compared to Emerald of the same size). Face-up size also depends heavily on 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.


36 Ct Diamond (Round) 36 Ct Emerald (Round)
21.46×21.46 mm vs 22.45×22.45 mm
361.7 mm²   395.84 mm²
Face-up size outline for 36ct Emerald (22.45×22.45mm, round cut)
Face-up size outline for 36ct Diamond (21.46×21.46mm, round cut)
36ct Diamond Round (21.46×21.46mm)
36ct Emerald Round (22.45×22.45mm)
Difference: 9% (34.14 mm²)
36ct Emerald (Round, 22.45×22.45mm) has approx. 9% more face-up area than 36ct Diamond (Round, 21.46×21.46mm).


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