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1.5ct Peridot (Round, 7.26×7.26mm, Yellowish Green) vs 0.17ct Emerald (Princess, 3.39×3.39mm, Green)


Quick summary: When looked from above (face-up position), 1.5ct Peridot (7.26×7.26mm, round cut) appears 3.6 times larger than 0.17ct Emerald (3.39×3.39mm, princess cut). See below how they compare side-by-side on a ring and finger.

1.5ct Peridot (round cut)
vs
 0.17ct Emerald (princess cut)
yellowish green
 
green
7.26×7.26 mm 3.39×3.39 mm
actual size
Actual size of 1.5ct Peridot (round cut, 7.26×7.26mm, Yellowish Green color)   Actual size of 0.17ct Emerald (princess cut, 3.39×3.39mm, 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 1.5ct Peridot (round cut, 7.26×7.26mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 0.17ct Emerald (princess cut, 3.39×3.39mm) 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
 43% vs 21%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.5ct Peridot Round (7.26×7.26mm, Yellowish Green) and 0.17ct Emerald Princess (3.39×3.39mm, 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 Emerald for a given carat weight, because it has higher specific gravity (3.34 vs. 2.72 - this means it's "heavier" compared to Emerald 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.


1.5 Ct Peridot (Round) 0.17 Ct Emerald (Princess)
7.26×7.26 mm vs 3.39×3.39 mm
41.4 mm²   11.49 mm²
Face-up size outline for 1.5ct Peridot (7.26×7.26mm, round cut)
Face-up size outline for 0.17ct Emerald (3.39×3.39mm, princess cut)
1.5ct Peridot Round (7.26×7.26mm)
0.17ct Emerald Princess (3.39×3.39mm)
Difference: 260% (29.91 mm²)
1.5ct Peridot (Round, 7.26×7.26mm) has approx. 260% more face-up area than 0.17ct Emerald (Princess, 3.39×3.39mm). In other words, it's 3.6x larger.


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