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0.5ct Diamond (Emerald, 5.31×3.93mm, White) vs 3.14ct Aquamarine (Emerald, 10.67×7.9mm, Light Blue)


Quick summary: When looked from above (face-up position), 3.14ct Aquamarine (10.67×7.9mm, emerald cut) appears 4 times larger than 0.5ct Diamond (5.31×3.93mm, emerald cut). See below how they compare side-by-side on a ring and finger.

0.5ct Diamond (emerald cut)
vs
 3.14ct Aquamarine (emerald cut)
white
 
light blue
5.31×3.93 mm 10.67×7.9 mm
actual size
Actual size of 0.5ct Diamond (emerald cut, 5.31×3.93mm, White color)   Actual size of 3.14ct Aquamarine (emerald cut, 10.67×7.9mm, Light Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 0.5ct Diamond (emerald cut, 5.31×3.93mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Blue 3.14ct Aquamarine (emerald cut, 10.67×7.9mm) 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
 24% vs 47%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 0.5ct Diamond Emerald (5.31×3.93mm, White) and 3.14ct Aquamarine Emerald (10.67×7.9mm, Light Blue) 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 Aquamarine for a given carat weight, because it has higher specific gravity (3.52 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.


0.5 Ct Diamond (Emerald) 3.14 Ct Aquamarine (Emerald)
5.31×3.93 mm vs 10.67×7.9 mm
19.41 mm²   78.39 mm²
Face-up size outline for 3.14ct Aquamarine (10.67×7.9mm, emerald cut)
Face-up size outline for 0.5ct Diamond (5.31×3.93mm, emerald cut)
0.5ct Diamond Emerald (5.31×3.93mm)
3.14ct Aquamarine Emerald (10.67×7.9mm)
Difference: 304% (58.98 mm²)
3.14ct Aquamarine (Emerald, 10.67×7.9mm) has approx. 304% more face-up area than 0.5ct Diamond (Emerald, 5.31×3.93mm). In other words, it's 4.04x larger.


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