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20ct Sapphire (Oval, 20.54×13.69mm, Blue) vs 20ct Ruby (Oval, 20.54×13.69mm, Red)


Quick summary: Compared gemstones have equal face-up area.

20ct Sapphire (oval cut)
vs
 20ct Ruby (oval cut)
blue
 
red
20.54×13.69 mm 20.54×13.69 mm
actual size
Actual size of 20ct Sapphire (oval cut, 20.54×13.69mm, Blue color)   Actual size of 20ct Ruby (oval cut, 20.54×13.69mm, Red color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 20ct Sapphire (oval cut, 20.54×13.69mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 20ct Ruby (oval cut, 20.54×13.69mm) 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
 82% vs 82%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 20ct Sapphire Oval (20.54×13.69mm, Blue) and 20ct Ruby Oval (20.54×13.69mm, 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.


20 Ct Sapphire (Oval) 20 Ct Ruby (Oval)
20.54×13.69 mm vs 20.54×13.69 mm
230.58 mm²   230.58 mm²
Face-up size outline for true size of 20.54×13.69mm
20ct Sapphire Oval (20.54×13.69mm)
20ct Ruby Oval (20.54×13.69mm)
Difference: 0% (0 mm²)
20ct Sapphire (Oval, 20.54×13.69mm) and 20ct Ruby (Oval, 20.54×13.69mm) have the same face-up area.


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