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8.5ct Kunzite (Pear, 18.74×11.29mm, Light Purple) vs 8.5ct Diaspore (Pear, 18.33×11.04mm, Light Yellowish Green)


Quick summary: When looked from above (face-up position), 8.5ct Kunzite (18.74×11.29mm, pear cut) appears 5% larger than 8.5ct Diaspore (18.33×11.04mm, pear cut). See below how they compare side-by-side on a ring and finger.

8.5ct Kunzite (pear cut)
vs
8.5ct Diaspore (pear cut)
light purple
 
light yellowish green
18.74×11.29 mm 18.33×11.04 mm
actual size
Actual size of 8.5ct Kunzite (pear cut, 18.74×11.29mm, Light Purple color)   Actual size of 8.5ct Diaspore (pear cut, 18.33×11.04mm, Light Yellowish Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Purple 8.5ct Kunzite (pear cut, 18.74×11.29mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Yellowish Green 8.5ct Diaspore (pear cut, 18.33×11.04mm) 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
67% vs 66%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 8.5ct Kunzite Pear (18.74×11.29mm, Light Purple) and 8.5ct Diaspore Pear (18.33×11.04mm, Light Yellowish Green) 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, Diaspore will face-up smaller than Kunzite for a given carat weight, because it has higher specific gravity (3.4 vs. 3.18 - this means it's "heavier" compared to Kunzite 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.


8.5 Ct Kunzite (Pear) 8.5 Ct Diaspore (Pear)
18.74×11.29 mm vs 18.33×11.04 mm
154.45 mm²   147.73 mm²
Face-up size outline for 8.5ct Kunzite (18.74×11.29mm, pear cut)
Face-up size outline for 8.5ct Diaspore (18.33×11.04mm, pear cut)
8.5ct Kunzite Pear (18.74×11.29mm)
8.5ct Diaspore Pear (18.33×11.04mm)
Difference: 5% (6.72 mm²)
8.5ct Kunzite (Pear, 18.74×11.29mm) has approx. 5% more face-up area than 8.5ct Diaspore (Pear, 18.33×11.04mm).


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