×
carat vs. color  length*  width*
  ×

(or examine a )
* size in mm (optional)

1ct Rhodolite (Radiant, 5.58×5.58mm, Purple) vs 1ct Sunstone (Radiant, 6.32×6.32mm, Orangey Red)


Quick summary: When looked from above (face-up position), 1ct Sunstone (6.32×6.32mm, radiant cut) appears 28% larger than 1ct Rhodolite (5.58×5.58mm, radiant cut). See below how they compare side-by-side on a ring and finger.

1ct Rhodolite (radiant cut)
vs
1ct Sunstone (radiant cut)
purple
 
orangey red
5.58×5.58 mm 6.32×6.32 mm
actual size
Actual size of 1ct Rhodolite (radiant cut, 5.58×5.58mm, Purple color)   Actual size of 1ct Sunstone (radiant cut, 6.32×6.32mm, Orangey Red color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Purple 1ct Rhodolite (radiant cut, 5.58×5.58mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orangey Red 1ct Sunstone (radiant cut, 6.32×6.32mm) 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
34% vs 38%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1ct Rhodolite Radiant (5.58×5.58mm, Purple) and 1ct Sunstone Radiant (6.32×6.32mm, Orangey 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, Rhodolite will face-up smaller than Sunstone for a given carat weight, because it has higher specific gravity (3.84 vs. 2.65 - this means it's "heavier" compared to Sunstone 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 Rhodolite (Radiant) 1 Ct Sunstone (Radiant)
5.58×5.58 mm vs 6.32×6.32 mm
29.58 mm²   37.95 mm²
Face-up size outline for 1ct Sunstone (6.32×6.32mm, radiant cut)
Face-up size outline for 1ct Rhodolite (5.58×5.58mm, radiant cut)
1ct Rhodolite Radiant (5.58×5.58mm)
1ct Sunstone Radiant (6.32×6.32mm)
Difference: 28% (8.37 mm²)
1ct Sunstone (Radiant, 6.32×6.32mm) has approx. 28% more face-up area than 1ct Rhodolite (Radiant, 5.58×5.58mm).


Popular comparisons: