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8ct Ruby (Asscher, 10.66×10.66mm, Red) vs 8ct Pyrope (Asscher, 10.87×10.87mm, Red)


Quick summary: When looked from above (face-up position), 8ct Pyrope (10.87×10.87mm, asscher cut) appears 4% larger than 8ct Ruby (10.66×10.66mm, asscher cut). See below how they compare side-by-side on a ring and finger.

8ct Ruby (asscher cut)
vs
 8ct Pyrope (asscher cut)
red
 
red
10.66×10.66 mm 10.87×10.87 mm
actual size
Actual size of 8ct Ruby (asscher cut, 10.66×10.66mm, Red color)   Actual size of 8ct Pyrope (asscher cut, 10.87×10.87mm, Red color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 8ct Ruby (asscher cut, 10.66×10.66mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 8ct Pyrope (asscher cut, 10.87×10.87mm) 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
 64% vs 65%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 8ct Ruby Asscher (10.66×10.66mm, Red) and 8ct Pyrope Asscher (10.87×10.87mm, 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

All things being equal, Ruby will face-up smaller than Pyrope for a given carat weight, because it has higher specific gravity (4 vs. 3.78 - this means it's "heavier" compared to Pyrope 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.


8 Ct Ruby (Asscher) 8 Ct Pyrope (Asscher)
10.66×10.66 mm vs 10.87×10.87 mm
104.54 mm²   108.7 mm²
Face-up size outline for 8ct Pyrope (10.87×10.87mm, asscher cut)
Face-up size outline for 8ct Ruby (10.66×10.66mm, asscher cut)
8ct Ruby Asscher (10.66×10.66mm)
8ct Pyrope Asscher (10.87×10.87mm)
Difference: 4% (4.16 mm²)
8ct Pyrope (Asscher, 10.87×10.87mm) has approx. 4% more face-up area than 8ct Ruby (Asscher, 10.66×10.66mm).


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