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1.75ct Rhodolite (Heart, 7.64×7.64mm, Purple) vs 1.75ct Sunstone (Heart, 8.65×8.65mm, Orangey Red)


Quick summary: When looked from above (face-up position), 1.75ct Sunstone (8.65×8.65mm, heart cut) appears 28% larger than 1.75ct Rhodolite (7.64×7.64mm, heart cut). See below how they compare side-by-side on a ring and finger.

1.75ct Rhodolite (heart cut)
vs
1.75ct Sunstone (heart cut)
purple
 
orangey red
7.64×7.64 mm 8.65×8.65 mm
actual size
Actual size of 1.75ct Rhodolite (heart cut, 7.64×7.64mm, Purple color)   Actual size of 1.75ct Sunstone (heart cut, 8.65×8.65mm, 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 1.75ct Rhodolite (heart cut, 7.64×7.64mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orangey Red 1.75ct Sunstone (heart cut, 8.65×8.65mm) 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
46% vs 52%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.75ct Rhodolite Heart (7.64×7.64mm, Purple) and 1.75ct Sunstone Heart (8.65×8.65mm, 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.


1.75 Ct Rhodolite (Heart) 1.75 Ct Sunstone (Heart)
7.64×7.64 mm vs 8.65×8.65 mm
42.03 mm²   53.87 mm²
Face-up size outline for 1.75ct Sunstone (8.65×8.65mm, heart cut)
Face-up size outline for 1.75ct Rhodolite (7.64×7.64mm, heart cut)
1.75ct Rhodolite Heart (7.64×7.64mm)
1.75ct Sunstone Heart (8.65×8.65mm)
Difference: 28% (11.84 mm²)
1.75ct Sunstone (Heart, 8.65×8.65mm) has approx. 28% more face-up area than 1.75ct Rhodolite (Heart, 7.64×7.64mm).


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