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2ct Peridot (Marquise, 13.2×6.6mm, Green) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)


Quick summary: When looked from above (face-up position), 2ct Peridot (13.2×6.6mm, marquise cut) appears 70% larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.

2ct Peridot (marquise cut)
vs
1ct Emerald (emerald cut)
green
 
green
13.2×6.6 mm 7.28×5.39 mm
actual size
Actual size of 2ct Peridot (marquise cut, 13.2×6.6mm, Green color)   Actual size of 1ct Emerald (emerald cut, 7.28×5.39mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Green 2ct Peridot (marquise cut, 13.2×6.6mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 1ct Emerald (emerald cut, 7.28×5.39mm) 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
40% vs 32%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 2ct Peridot Marquise (13.2×6.6mm, Green) and 1ct Emerald Emerald (7.28×5.39mm, 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.


2 Ct Peridot (Marquise) 1 Ct Emerald (Emerald)
13.2×6.6 mm vs 7.28×5.39 mm
61.86 mm²   36.49 mm²
Face-up size outline for 2ct Peridot (13.2×6.6mm, marquise cut)
Face-up size outline for 1ct Emerald (7.28×5.39mm, emerald cut)
2ct Peridot Marquise (13.2×6.6mm)
1ct Emerald Emerald (7.28×5.39mm)
Difference: 70% (25.37 mm²)
2ct Peridot (Marquise, 13.2×6.6mm) has approx. 70% more face-up area than 1ct Emerald (Emerald, 7.28×5.39mm).


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