×
carat vs. color  length*  width*
  ×

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

0.35ct Ruby (Oval, 5.33×3.55mm, Red) vs 0.42ct Sapphire (Oval, 5.67×3.78mm, Blue)


Quick summary: When looked from above (face-up position), 0.42ct Sapphire (5.67×3.78mm, oval cut) appears 13% larger than 0.35ct Ruby (5.33×3.55mm, oval cut). See below how they compare side-by-side on a ring and finger.

0.35ct Ruby (oval cut)
vs
 0.42ct Sapphire (oval cut)
red
 
blue
5.33×3.55 mm 5.67×3.78 mm
actual size
Actual size of 0.35ct Ruby (oval cut, 5.33×3.55mm, Red color)   Actual size of 0.42ct Sapphire (oval cut, 5.67×3.78mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 0.35ct Ruby (oval cut, 5.33×3.55mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 0.42ct Sapphire (oval cut, 5.67×3.78mm) 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
 22% vs 23%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 0.35ct Ruby Oval (5.33×3.55mm, Red) and 0.42ct Sapphire Oval (5.67×3.78mm, Blue) 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

Ruby and Sapphire 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.


0.35 Ct Ruby (Oval) 0.42 Ct Sapphire (Oval)
5.33×3.55 mm vs 5.67×3.78 mm
15.52 mm²   17.57 mm²
Face-up size outline for 0.42ct Sapphire (5.67×3.78mm, oval cut)
Face-up size outline for 0.35ct Ruby (5.33×3.55mm, oval cut)
0.35ct Ruby Oval (5.33×3.55mm)
0.42ct Sapphire Oval (5.67×3.78mm)
Difference: 13% (2.05 mm²)
0.42ct Sapphire (Oval, 5.67×3.78mm) has approx. 13% more face-up area than 0.35ct Ruby (Oval, 5.33×3.55mm).


Popular comparisons: