×
carat vs. color  length*  width*
  ×

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

1.1ct Sapphire (Emerald, 6.59×4.88mm, Blue) vs 1.1ct Ruby (Cushion, 5.77×5.77mm, Red)


Quick summary: When looked from above (face-up position), 1.1ct Ruby (5.77×5.77mm, cushion cut) appears 0.2% larger than 1.1ct Sapphire (6.59×4.88mm, emerald cut). See below how they compare side-by-side on a ring and finger.

1.1ct Sapphire (emerald cut)
vs
1.1ct Ruby (cushion cut)
blue
 
red
6.59×4.88 mm 5.77×5.77 mm
actual size
Actual size of 1.1ct Sapphire (emerald cut, 6.59×4.88mm, Blue color)   Actual size of 1.1ct Ruby (cushion cut, 5.77×5.77mm, Red color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 1.1ct Sapphire (emerald cut, 6.59×4.88mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 1.1ct Ruby (cushion cut, 5.77×5.77mm) 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
29% vs 35%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.1ct Sapphire Emerald (6.59×4.88mm, Blue) and 1.1ct Ruby Cushion (5.77×5.77mm, 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

Sapphire and Ruby 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.


1.1 Ct Sapphire (Emerald) 1.1 Ct Ruby (Cushion)
6.59×4.88 mm vs 5.77×5.77 mm
29.91 mm²   29.96 mm²
Face-up size outline for 1.1ct Ruby (5.77×5.77mm, cushion cut)
Face-up size outline for 1.1ct Sapphire (6.59×4.88mm, emerald cut)
1.1ct Sapphire Emerald (6.59×4.88mm)
1.1ct Ruby Cushion (5.77×5.77mm)
Difference: 0.2% (0.05 mm²)
1.1ct Ruby (Cushion, 5.77×5.77mm) has approx. 0.2% more face-up area than 1.1ct Sapphire (Emerald, 6.59×4.88mm).


Popular comparisons: