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9ct Ruby (Cushion, 11.63×11.63mm, Red) vs 15ct Ruby (Cushion, 13.79×13.79mm, Red)


Quick summary: When looked from above (face-up position), 15ct Ruby (13.79×13.79mm, cushion cut) appears 41% larger than 9ct Ruby (11.63×11.63mm, cushion cut). See below how they compare side-by-side on a ring and finger.

9ct Ruby (cushion cut)
vs
 15ct Ruby (cushion cut)
red
 
red
11.63×11.63 mm 13.79×13.79 mm
actual size
Actual size of 9ct Ruby (cushion cut, 11.63×11.63mm, Red color)   Actual size of 15ct Ruby (cushion cut, 13.79×13.79mm, Red color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 9ct Ruby (cushion cut, 11.63×11.63mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 15ct Ruby (cushion cut, 13.79×13.79mm) 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
 69% vs 82%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 9ct Ruby Cushion (11.63×11.63mm, Red) and 15ct Ruby Cushion (13.79×13.79mm, 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.


9 Ct Ruby (Cushion) 15 Ct Ruby (Cushion)
11.63×11.63 mm vs 13.79×13.79 mm
121.73 mm²   171.15 mm²
Face-up size outline for 15ct Ruby (13.79×13.79mm, cushion cut)
Face-up size outline for 9ct Ruby (11.63×11.63mm, cushion cut)
9ct Ruby Cushion (11.63×11.63mm)
15ct Ruby Cushion (13.79×13.79mm)
Difference: 41% (49.42 mm²)
15ct Ruby (Cushion, 13.79×13.79mm) has approx. 41% more face-up area than 9ct Ruby (Cushion, 11.63×11.63mm).


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