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40ct Peridot (Cabochon, 24.86×16.57mm, Yellowish Green) vs 40ct Hiddenite (Cabochon, 25.26×16.84mm, Light Green )


Quick summary: When looked from above (face-up position), 40ct Hiddenite (25.26×16.84mm, cabochon cut) appears 3% larger than 40ct Peridot (24.86×16.57mm, cabochon cut). See below how they compare side-by-side on a ring and finger.

40ct Peridot (cabochon cut)
vs
 40ct Hiddenite (cabochon cut)
yellowish green
 
light green
24.86×16.57 mm 25.26×16.84 mm
actual size
Actual size of 40ct Peridot (cabochon cut, 24.86×16.57mm, Yellowish Green color)   Actual size of 40ct Hiddenite (cabochon cut, 25.26×16.84mm, Light Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Yellowish Green 40ct Peridot (cabochon cut, 24.86×16.57mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Green 40ct Hiddenite (cabochon cut, 25.26×16.84mm) 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
 99% vs 100%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 40ct Peridot Cabochon (24.86×16.57mm, Yellowish Green) and 40ct Hiddenite Cabochon (25.26×16.84mm, Light 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, Peridot will face-up smaller than Hiddenite for a given carat weight, because it has higher specific gravity (3.34 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.


40 Ct Peridot (Cabochon) 40 Ct Hiddenite (Cabochon)
24.86×16.57 mm vs 25.26×16.84 mm
337.78 mm²   348.81 mm²
Face-up size outline for 40ct Hiddenite (25.26×16.84mm, cabochon cut)
Face-up size outline for 40ct Peridot (24.86×16.57mm, cabochon cut)
40ct Peridot Cabochon (24.86×16.57mm)
40ct Hiddenite Cabochon (25.26×16.84mm)
Difference: 3% (11.03 mm²)
40ct Hiddenite (Cabochon, 25.26×16.84mm) has approx. 3% more face-up area than 40ct Peridot (Cabochon, 24.86×16.57mm).


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