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24ct Ruby (Emerald, 18.41×13.64mm, Red) vs 24ct Andesine (Emerald, 21.07×15.61mm, Orange)


Quick summary: When looked from above (face-up position), 24ct Andesine (21.07×15.61mm, emerald cut) appears 31% larger than 24ct Ruby (18.41×13.64mm, emerald cut). See below how they compare side-by-side on a ring and finger.

24ct Ruby (emerald cut)
vs
 24ct Andesine (emerald cut)
red
 
orange
18.41×13.64 mm 21.07×15.61 mm
actual size
Actual size of 24ct Ruby (emerald cut, 18.41×13.64mm, Red color)   Actual size of 24ct Andesine (emerald cut, 21.07×15.61mm, Orange color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 24ct Ruby (emerald cut, 18.41×13.64mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 24ct Andesine (emerald cut, 21.07×15.61mm) 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
 81% vs 93%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 24ct Ruby Emerald (18.41×13.64mm, Red) and 24ct Andesine Emerald (21.07×15.61mm, Orange) 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 Andesine for a given carat weight, because it has higher specific gravity (4 vs. 2.67 - this means it's "heavier" compared to Andesine 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.


24 Ct Ruby (Emerald) 24 Ct Andesine (Emerald)
18.41×13.64 mm vs 21.07×15.61 mm
233.53 mm²   305.88 mm²
Face-up size outline for 24ct Andesine (21.07×15.61mm, emerald cut)
Face-up size outline for 24ct Ruby (18.41×13.64mm, emerald cut)
24ct Ruby Emerald (18.41×13.64mm)
24ct Andesine Emerald (21.07×15.61mm)
Difference: 31% (72.35 mm²)
24ct Andesine (Emerald, 21.07×15.61mm) has approx. 31% more face-up area than 24ct Ruby (Emerald, 18.41×13.64mm).


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