×
carat vs. color  length*  width*
  ×

(or examine a )
* size in mm (optional)

3ct Emerald (Cushion, 9.19×9.19mm, Green) vs 4ct Emerald (Cushion, 10.12×10.12mm, Green)


Quick summary: When looked from above (face-up position), 4ct Emerald (10.12×10.12mm, cushion cut) appears 21% larger than 3ct Emerald (9.19×9.19mm, cushion cut). See below how they compare side-by-side on a ring and finger.

3ct Emerald (cushion cut)
vs
 4ct Emerald (cushion cut)
green
 
green
9.19×9.19 mm 10.12×10.12 mm
actual size
Actual size of 3ct Emerald (cushion cut, 9.19×9.19mm, Green color)   Actual size of 4ct Emerald (cushion cut, 10.12×10.12mm, Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Green 3ct Emerald (cushion cut, 9.19×9.19mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 4ct Emerald (cushion cut, 10.12×10.12mm) 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
 55% vs 60%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 3ct Emerald Cushion (9.19×9.19mm, Green) and 4ct Emerald Cushion (10.12×10.12mm, 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.


3 Ct Emerald (Cushion) 4 Ct Emerald (Cushion)
9.19×9.19 mm vs 10.12×10.12 mm
76.01 mm²   92.17 mm²
Face-up size outline for 4ct Emerald (10.12×10.12mm, cushion cut)
Face-up size outline for 3ct Emerald (9.19×9.19mm, cushion cut)
3ct Emerald Cushion (9.19×9.19mm)
4ct Emerald Cushion (10.12×10.12mm)
Difference: 21% (16.16 mm²)
4ct Emerald (Cushion, 10.12×10.12mm) has approx. 21% more face-up area than 3ct Emerald (Cushion, 9.19×9.19mm).


Popular comparisons: