×
carat vs. color  length*  width*
  ×

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

1.64ct Beryl (Oval, 10.17×6.78mm, White) vs 2ct Diamond (Oval, 10.23×6.82mm, White)


Quick summary: When looked from above (face-up position), 2ct Diamond (10.23×6.82mm, oval cut) appears 1% larger than 1.64ct Beryl (10.17×6.78mm, oval cut). See below how they compare side-by-side on a ring and finger.

1.64ct Beryl (oval cut)
vs
 2ct Diamond (oval cut)
white
 
white
10.17×6.78 mm 10.23×6.82 mm
actual size
Actual size of 1.64ct Beryl (oval cut, 10.17×6.78mm, White color)   Actual size of 2ct Diamond (oval cut, 10.23×6.82mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 1.64ct Beryl (oval cut, 10.17×6.78mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 2ct Diamond (oval cut, 10.23×6.82mm) 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
 41% vs 41%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.64ct Beryl Oval (10.17×6.78mm, White) and 2ct Diamond Oval (10.23×6.82mm, White) 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, Diamond will face-up smaller than Beryl for a given carat weight, because it has higher specific gravity (3.52 vs. 2.72 - this means it's "heavier" compared to Beryl 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.


1.64 Ct Beryl (Oval) 2 Ct Diamond (Oval)
10.17×6.78 mm vs 10.23×6.82 mm
56.54 mm²   57.21 mm²
Face-up size outline for 2ct Diamond (10.23×6.82mm, oval cut)
Face-up size outline for 1.64ct Beryl (10.17×6.78mm, oval cut)
1.64ct Beryl Oval (10.17×6.78mm)
2ct Diamond Oval (10.23×6.82mm)
Difference: 1% (0.67 mm²)
2ct Diamond (Oval, 10.23×6.82mm) has approx. 1% more face-up area than 1.64ct Beryl (Oval, 10.17×6.78mm).


Popular comparisons: