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3ct Aquamarine (Round, 9.83×9.83mm, Light Blue) vs 3ct Emerald (Emerald, 10.5×7.78mm, Green)


Quick summary: When looked from above (face-up position), 3ct Emerald (10.5×7.78mm, emerald cut) appears 0.1% larger than 3ct Aquamarine (9.83×9.83mm, round cut). See below how they compare side-by-side on a ring and finger.

3ct Aquamarine (round cut)
vs
 3ct Emerald (emerald cut)
light blue
 
green
9.83×9.83 mm 10.5×7.78 mm
actual size
Actual size of 3ct Aquamarine (round cut, 9.83×9.83mm, Light Blue color)   Actual size of 3ct Emerald (emerald cut, 10.5×7.78mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Blue 3ct Aquamarine (round cut, 9.83×9.83mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 3ct Emerald (emerald cut, 10.5×7.78mm) 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
 59% vs 47%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 3ct Aquamarine Round (9.83×9.83mm, Light Blue) and 3ct Emerald Emerald (10.5×7.78mm, 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

Aquamarine and Emerald have the same specific gravity so their face-up size depends on the weight, shape and 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.


3 Ct Aquamarine (Round) 3 Ct Emerald (Emerald)
9.83×9.83 mm vs 10.5×7.78 mm
75.89 mm²   75.97 mm²
Face-up size outline for 3ct Emerald (10.5×7.78mm, emerald cut)
Face-up size outline for 3ct Aquamarine (9.83×9.83mm, round cut)
3ct Aquamarine Round (9.83×9.83mm)
3ct Emerald Emerald (10.5×7.78mm)
Difference: 0.1% (0.08 mm²)
3ct Emerald (Emerald, 10.5×7.78mm) has approx. 0.1% more face-up area than 3ct Aquamarine (Round, 9.83×9.83mm).


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