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6.5ct Ruby (Round, 11.16×11.16mm, Red) vs 7.29ct Emerald (Emerald, 14.12×10.46mm, Green)


Quick summary: When looked from above (face-up position), 7.29ct Emerald (14.12×10.46mm, emerald cut) appears 40% larger than 6.5ct Ruby (11.16×11.16mm, round cut). See below how they compare side-by-side on a ring and finger.

6.5ct Ruby (round cut)
vs
 7.29ct Emerald (emerald cut)
red
 
green
11.16×11.16 mm 14.12×10.46 mm
actual size
Actual size of 6.5ct Ruby (round cut, 11.16×11.16mm, Red color)   Actual size of 7.29ct Emerald (emerald cut, 14.12×10.46mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 6.5ct Ruby (round cut, 11.16×11.16mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 7.29ct Emerald (emerald cut, 14.12×10.46mm) 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
 67% vs 62%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 6.5ct Ruby Round (11.16×11.16mm, Red) and 7.29ct Emerald Emerald (14.12×10.46mm, Green) 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

All things being equal, Ruby will face-up smaller than Emerald for a given carat weight, because it has higher specific gravity (4 vs. 2.72 - this means it's "heavier" compared to Emerald of the same size). Face-up size also depends heavily on 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.


6.5 Ct Ruby (Round) 7.29 Ct Emerald (Emerald)
11.16×11.16 mm vs 14.12×10.46 mm
97.82 mm²   137.36 mm²
Face-up size outline for 7.29ct Emerald (14.12×10.46mm, emerald cut)
Face-up size outline for 6.5ct Ruby (11.16×11.16mm, round cut)
6.5ct Ruby Round (11.16×11.16mm)
7.29ct Emerald Emerald (14.12×10.46mm)
Difference: 40% (39.54 mm²)
7.29ct Emerald (Emerald, 14.12×10.46mm) has approx. 40% more face-up area than 6.5ct Ruby (Round, 11.16×11.16mm).


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