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2ct Topaz (Marquise, 12.78×6.39mm, Blue) vs 2ct Rhodolite (Marquise, 12.42×6.21mm, Purple)


Quick summary: When looked from above (face-up position), 2ct Topaz (12.78×6.39mm, marquise cut) appears 6% larger than 2ct Rhodolite (12.42×6.21mm, marquise cut). See below how they compare side-by-side on a ring and finger.

2ct Topaz (marquise cut)
vs
2ct Rhodolite (marquise cut)
blue
 
purple
12.78×6.39 mm 12.42×6.21 mm
actual size
Actual size of 2ct Topaz (marquise cut, 12.78×6.39mm, Blue color)   Actual size of 2ct Rhodolite (marquise cut, 12.42×6.21mm, Purple color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 2ct Topaz (marquise cut, 12.78×6.39mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Purple 2ct Rhodolite (marquise cut, 12.42×6.21mm) 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
38% vs 37%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 2ct Topaz Marquise (12.78×6.39mm, Blue) and 2ct Rhodolite Marquise (12.42×6.21mm, Purple) 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, Rhodolite will face-up smaller than Topaz for a given carat weight, because it has higher specific gravity (3.84 vs. 3.53 - this means it's "heavier" compared to Topaz 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.


2 Ct Topaz (Marquise) 2 Ct Rhodolite (Marquise)
12.78×6.39 mm vs 12.42×6.21 mm
57.98 mm²   54.76 mm²
Face-up size outline for 2ct Topaz (12.78×6.39mm, marquise cut)
Face-up size outline for 2ct Rhodolite (12.42×6.21mm, marquise cut)
2ct Topaz Marquise (12.78×6.39mm)
2ct Rhodolite Marquise (12.42×6.21mm)
Difference: 6% (3.22 mm²)
2ct Topaz (Marquise, 12.78×6.39mm) has approx. 6% more face-up area than 2ct Rhodolite (Marquise, 12.42×6.21mm).


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