×
carat vs. color  length*  width*
  ×

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

5ct Ruby (Princess, 9.19×9.19mm, Red) vs 8ct Ruby (Princess, 10.75×10.75mm, Red)


Quick summary: When looked from above (face-up position), 8ct Ruby (10.75×10.75mm, princess cut) appears 37% larger than 5ct Ruby (9.19×9.19mm, princess cut). See below how they compare side-by-side on a ring and finger.

5ct Ruby (princess cut)
vs
 8ct Ruby (princess cut)
red
 
red
9.19×9.19 mm 10.75×10.75 mm
actual size
Actual size of 5ct Ruby (princess cut, 9.19×9.19mm, Red color)   Actual size of 8ct Ruby (princess cut, 10.75×10.75mm, Red color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 5ct Ruby (princess cut, 9.19×9.19mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 8ct Ruby (princess cut, 10.75×10.75mm) 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 64%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 5ct Ruby Princess (9.19×9.19mm, Red) and 8ct Ruby Princess (10.75×10.75mm, Red) 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.


5 Ct Ruby (Princess) 8 Ct Ruby (Princess)
9.19×9.19 mm vs 10.75×10.75 mm
84.46 mm²   115.56 mm²
Face-up size outline for 8ct Ruby (10.75×10.75mm, princess cut)
Face-up size outline for 5ct Ruby (9.19×9.19mm, princess cut)
5ct Ruby Princess (9.19×9.19mm)
8ct Ruby Princess (10.75×10.75mm)
Difference: 37% (31.1 mm²)
8ct Ruby (Princess, 10.75×10.75mm) has approx. 37% more face-up area than 5ct Ruby (Princess, 9.19×9.19mm).


Popular comparisons: