×
carat vs. color  length*  width*
  ×

(or examine a )
* size in mm (optional)

0.2ct Aquamarine (Round, 3.99×3.99mm, Light Blue) vs 0.2ct Peridot (Round, 3.71×3.71mm, Yellowish Green)


Quick summary: When looked from above (face-up position), 0.2ct Aquamarine (3.99×3.99mm, round cut) appears 16% larger than 0.2ct Peridot (3.71×3.71mm, round cut). See below how they compare side-by-side on a ring and finger.

0.2ct Aquamarine (round cut)
vs
 0.2ct Peridot (round cut)
light blue
 
yellowish green
3.99×3.99 mm 3.71×3.71 mm
actual size
Actual size of 0.2ct Aquamarine (round cut, 3.99×3.99mm, Light Blue color)   Actual size of 0.2ct Peridot (round cut, 3.71×3.71mm, 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 Blue 0.2ct Aquamarine (round cut, 3.99×3.99mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Yellowish Green 0.2ct Peridot (round cut, 3.71×3.71mm) 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
 24% vs 22%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 0.2ct Aquamarine Round (3.99×3.99mm, Light Blue) and 0.2ct Peridot Round (3.71×3.71mm, 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, Peridot will face-up smaller than Aquamarine for a given carat weight, because it has higher specific gravity (3.34 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.


0.2 Ct Aquamarine (Round) 0.2 Ct Peridot (Round)
3.99×3.99 mm vs 3.71×3.71 mm
12.5 mm²   10.81 mm²
Face-up size outline for 0.2ct Aquamarine (3.99×3.99mm, round cut)
Face-up size outline for 0.2ct Peridot (3.71×3.71mm, round cut)
0.2ct Aquamarine Round (3.99×3.99mm)
0.2ct Peridot Round (3.71×3.71mm)
Difference: 16% (1.69 mm²)
0.2ct Aquamarine (Round, 3.99×3.99mm) has approx. 16% more face-up area than 0.2ct Peridot (Round, 3.71×3.71mm).


Popular comparisons: