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28ct Diamond (Heart, 19.92×19.92mm, White) vs 28ct Emerald (Heart, 21.61×21.61mm, Green)


Quick summary: When looked from above (face-up position), 28ct Emerald (21.61×21.61mm, heart cut) appears 18% larger than 28ct Diamond (19.92×19.92mm, heart cut). See below how they compare side-by-side on a ring and finger.

28ct Diamond (heart cut)
vs
28ct Emerald (heart cut)
white
 
green
19.92×19.92 mm 21.61×21.61 mm
actual size
Actual size of 28ct Diamond (heart cut, 19.92×19.92mm, White color)   Actual size of 28ct Emerald (heart cut, 21.61×21.61mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 28ct Diamond (heart cut, 19.92×19.92mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 28ct Emerald (heart cut, 21.61×21.61mm) 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
118% vs 128%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 28ct Diamond Heart (19.92×19.92mm, White) and 28ct Emerald Heart (21.61×21.61mm, 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.


28 Ct Diamond (Heart) 28 Ct Emerald (Heart)
19.92×19.92 mm vs 21.61×21.61 mm
285.7 mm²   336.23 mm²
Face-up size outline for 28ct Emerald (21.61×21.61mm, heart cut)
Face-up size outline for 28ct Diamond (19.92×19.92mm, heart cut)
28ct Diamond Heart (19.92×19.92mm)
28ct Emerald Heart (21.61×21.61mm)
Difference: 18% (50.53 mm²)
28ct Emerald (Heart, 21.61×21.61mm) has approx. 18% more face-up area than 28ct Diamond (Heart, 19.92×19.92mm).


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