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36ct Hiddenite (Princess, 18.72×18.72mm, Light Green ) vs 36ct Diopside (Princess, 18.49×18.49mm, Green)


Quick summary: When looked from above (face-up position), 36ct Hiddenite (18.72×18.72mm, princess cut) appears 3% larger than 36ct Diopside (18.49×18.49mm, princess cut). See below how they compare side-by-side on a ring and finger.

36ct Hiddenite (princess cut)
vs
 36ct Diopside (princess cut)
light green
 
green
18.72×18.72 mm 18.49×18.49 mm
actual size
Actual size of 36ct Hiddenite (princess cut, 18.72×18.72mm, Light Green color)   Actual size of 36ct Diopside (princess cut, 18.49×18.49mm, Green color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Green 36ct Hiddenite (princess cut, 18.72×18.72mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 36ct Diopside (princess cut, 18.49×18.49mm) 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
 111% vs 110%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 36ct Hiddenite Princess (18.72×18.72mm, Light Green ) and 36ct Diopside Princess (18.49×18.49mm, 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, Diopside will face-up smaller than Hiddenite for a given carat weight, because it has higher specific gravity (3.3 vs. 3.18 - this means it's "heavier" compared to Hiddenite 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.


36 Ct Hiddenite (Princess) 36 Ct Diopside (Princess)
18.72×18.72 mm vs 18.49×18.49 mm
350.44 mm²   341.88 mm²
Face-up size outline for 36ct Hiddenite (18.72×18.72mm, princess cut)
Face-up size outline for 36ct Diopside (18.49×18.49mm, princess cut)
36ct Hiddenite Princess (18.72×18.72mm)
36ct Diopside Princess (18.49×18.49mm)
Difference: 3% (8.56 mm²)
36ct Hiddenite (Princess, 18.72×18.72mm) has approx. 3% more face-up area than 36ct Diopside (Princess, 18.49×18.49mm).


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