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5ct Ruby (Oval, 12.93×8.62mm, Red) vs 5ct Sapphire (Emerald, 10.92×8.09mm, Blue)


Quick summary: When looked from above (face-up position), 5ct Ruby (12.93×8.62mm, oval cut) appears 11% larger than 5ct Sapphire (10.92×8.09mm, emerald cut). See below how they compare side-by-side on a ring and finger.

5ct Ruby (oval cut)
vs
 5ct Sapphire (emerald cut)
red
 
blue
12.93×8.62 mm 10.92×8.09 mm
actual size
Actual size of 5ct Ruby (oval cut, 12.93×8.62mm, Red color)   Actual size of 5ct Sapphire (emerald cut, 10.92×8.09mm, Blue 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 (oval cut, 12.93×8.62mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 5ct Sapphire (emerald cut, 10.92×8.09mm) 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
 52% vs 48%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 5ct Ruby Oval (12.93×8.62mm, Red) and 5ct Sapphire Emerald (10.92×8.09mm, 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.


5 Ct Ruby (Oval) 5 Ct Sapphire (Emerald)
12.93×8.62 mm vs 10.92×8.09 mm
91.39 mm²   82.16 mm²
Face-up size outline for 5ct Ruby (12.93×8.62mm, oval cut)
Face-up size outline for 5ct Sapphire (10.92×8.09mm, emerald cut)
5ct Ruby Oval (12.93×8.62mm)
5ct Sapphire Emerald (10.92×8.09mm)
Difference: 11% (9.23 mm²)
5ct Ruby (Oval, 12.93×8.62mm) has approx. 11% more face-up area than 5ct Sapphire (Emerald, 10.92×8.09mm).


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