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1ct Topaz (Princess, 5.48×5.48mm, Blue) vs 1ct Rhodolite (Princess, 5.32×5.32mm, Purple)


Quick summary: When looked from above (face-up position), 1ct Topaz (5.48×5.48mm, princess cut) appears 6% larger than 1ct Rhodolite (5.32×5.32mm, princess cut). See below how they compare side-by-side on a ring and finger.

1ct Topaz (princess cut)
vs
1ct Rhodolite (princess cut)
blue
 
purple
5.48×5.48 mm 5.32×5.32 mm
actual size
Actual size of 1ct Topaz (princess cut, 5.48×5.48mm, Blue color)   Actual size of 1ct Rhodolite (princess cut, 5.32×5.32mm, Purple color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 1ct Topaz (princess cut, 5.48×5.48mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Purple 1ct Rhodolite (princess cut, 5.32×5.32mm) 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
33% vs 32%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 1ct Topaz Princess (5.48×5.48mm, Blue) and 1ct Rhodolite Princess (5.32×5.32mm, 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.


1 Ct Topaz (Princess) 1 Ct Rhodolite (Princess)
5.48×5.48 mm vs 5.32×5.32 mm
30.03 mm²   28.3 mm²
Face-up size outline for 1ct Topaz (5.48×5.48mm, princess cut)
Face-up size outline for 1ct Rhodolite (5.32×5.32mm, princess cut)
1ct Topaz Princess (5.48×5.48mm)
1ct Rhodolite Princess (5.32×5.32mm)
Difference: 6% (1.73 mm²)
1ct Topaz (Princess, 5.48×5.48mm) has approx. 6% more face-up area than 1ct Rhodolite (Princess, 5.32×5.32mm).


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