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25ct Emerald (Emerald, 21.29×15.77mm, Green) vs 40ct Emerald (Emerald, 24.89×18.44mm, Green)


Quick summary: When looked from above (face-up position), 40ct Emerald (24.89×18.44mm, emerald cut) appears 37% larger than 25ct Emerald (21.29×15.77mm, emerald cut). See below how they compare side-by-side on a ring and finger.

25ct Emerald (emerald cut)
vs
 40ct Emerald (emerald cut)
green
 
green
21.29×15.77 mm 24.89×18.44 mm
actual size
Actual size of 25ct Emerald (emerald cut, 21.29×15.77mm, Green color)   Actual size of 40ct Emerald (emerald cut, 24.89×18.44mm, Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Green 25ct Emerald (emerald cut, 21.29×15.77mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 40ct Emerald (emerald cut, 24.89×18.44mm) 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
 94% vs 110%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 25ct Emerald Emerald (21.29×15.77mm, Green) and 40ct Emerald Emerald (24.89×18.44mm, 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

The face-up size depends on the shape of the gem, its weight and 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.


25 Ct Emerald (Emerald) 40 Ct Emerald (Emerald)
21.29×15.77 mm vs 24.89×18.44 mm
312.24 mm²   426.84 mm²
Face-up size outline for 40ct Emerald (24.89×18.44mm, emerald cut)
Face-up size outline for 25ct Emerald (21.29×15.77mm, emerald cut)
25ct Emerald Emerald (21.29×15.77mm)
40ct Emerald Emerald (24.89×18.44mm)
Difference: 37% (114.6 mm²)
40ct Emerald (Emerald, 24.89×18.44mm) has approx. 37% more face-up area than 25ct Emerald (Emerald, 21.29×15.77mm).


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