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28ct Ruby (Marquise, 29.52×14.76mm, Red) vs 28ct Andesine (Marquise, 33.78×16.89mm, Orange)


Quick summary: When looked from above (face-up position), 28ct Andesine (33.78×16.89mm, marquise cut) appears 31% larger than 28ct Ruby (29.52×14.76mm, marquise cut). See below how they compare side-by-side on a ring and finger.

28ct Ruby (marquise cut)
vs
 28ct Andesine (marquise cut)
red
 
orange
29.52×14.76 mm 33.78×16.89 mm
actual size
Actual size of 28ct Ruby (marquise cut, 29.52×14.76mm, Red color)   Actual size of 28ct Andesine (marquise cut, 33.78×16.89mm, Orange color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 28ct Ruby (marquise cut, 29.52×14.76mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 28ct Andesine (marquise cut, 33.78×16.89mm) 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
 88% vs 100%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 28ct Ruby Marquise (29.52×14.76mm, Red) and 28ct Andesine Marquise (33.78×16.89mm, 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.


28 Ct Ruby (Marquise) 28 Ct Andesine (Marquise)
29.52×14.76 mm vs 33.78×16.89 mm
309.36 mm²   405.09 mm²
Face-up size outline for 28ct Andesine (33.78×16.89mm, marquise cut)
Face-up size outline for 28ct Ruby (29.52×14.76mm, marquise cut)
28ct Ruby Marquise (29.52×14.76mm)
28ct Andesine Marquise (33.78×16.89mm)
Difference: 31% (95.73 mm²)
28ct Andesine (Marquise, 33.78×16.89mm) has approx. 31% more face-up area than 28ct Ruby (Marquise, 29.52×14.76mm).


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