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0.68ct Diamond (Emerald, 5.87×4.35mm, White) vs 0.3ct Emerald (Emerald, 4.87×3.61mm, Green)


Quick summary: When looked from above (face-up position), 0.68ct Diamond (5.87×4.35mm, emerald cut) appears 45% larger than 0.3ct Emerald (4.87×3.61mm, emerald cut). See below how they compare side-by-side on a ring and finger.

0.68ct Diamond (emerald cut)
vs
 0.3ct Emerald (emerald cut)
white
 
green
5.87×4.35 mm 4.87×3.61 mm
actual size
Actual size of 0.68ct Diamond (emerald cut, 5.87×4.35mm, White color)   Actual size of 0.3ct Emerald (emerald cut, 4.87×3.61mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 0.68ct Diamond (emerald cut, 5.87×4.35mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 0.3ct Emerald (emerald cut, 4.87×3.61mm) 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
 26% vs 22%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 0.68ct Diamond Emerald (5.87×4.35mm, White) and 0.3ct Emerald Emerald (4.87×3.61mm, 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.


0.68 Ct Diamond (Emerald) 0.3 Ct Emerald (Emerald)
5.87×4.35 mm vs 4.87×3.61 mm
23.75 mm²   16.35 mm²
Face-up size outline for 0.68ct Diamond (5.87×4.35mm, emerald cut)
Face-up size outline for 0.3ct Emerald (4.87×3.61mm, emerald cut)
0.68ct Diamond Emerald (5.87×4.35mm)
0.3ct Emerald Emerald (4.87×3.61mm)
Difference: 45% (7.4 mm²)
0.68ct Diamond (Emerald, 5.87×4.35mm) has approx. 45% more face-up area than 0.3ct Emerald (Emerald, 4.87×3.61mm).


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