×
carat vs. color  length*  width*
  ×

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

1ct Benitoite (Radiant, 5.68×5.68mm, Blue) vs 1ct Sapphire (Radiant, 5.51×5.51mm, Blue)


Quick summary: When looked from above (face-up position), 1ct Benitoite (5.68×5.68mm, radiant cut) appears 6% larger than 1ct Sapphire (5.51×5.51mm, radiant cut). See below how they compare side-by-side on a ring and finger.

1ct Benitoite (radiant cut)
vs
1ct Sapphire (radiant cut)
blue
 
blue
5.68×5.68 mm 5.51×5.51 mm
actual size
Actual size of 1ct Benitoite (radiant cut, 5.68×5.68mm, Blue color)   Actual size of 1ct Sapphire (radiant cut, 5.51×5.51mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 1ct Benitoite (radiant cut, 5.68×5.68mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 1ct Sapphire (radiant cut, 5.51×5.51mm) 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
34% vs 33%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1ct Benitoite Radiant (5.68×5.68mm, Blue) and 1ct Sapphire Radiant (5.51×5.51mm, Blue) 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, Sapphire will face-up smaller than Benitoite for a given carat weight, because it has higher specific gravity (4 vs. 3.65 - this means it's "heavier" compared to Benitoite 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 Ct Benitoite (Radiant) 1 Ct Sapphire (Radiant)
5.68×5.68 mm vs 5.51×5.51 mm
30.65 mm²   28.84 mm²
Face-up size outline for 1ct Benitoite (5.68×5.68mm, radiant cut)
Face-up size outline for 1ct Sapphire (5.51×5.51mm, radiant cut)
1ct Benitoite Radiant (5.68×5.68mm)
1ct Sapphire Radiant (5.51×5.51mm)
Difference: 6% (1.81 mm²)
1ct Benitoite (Radiant, 5.68×5.68mm) has approx. 6% more face-up area than 1ct Sapphire (Radiant, 5.51×5.51mm).


Popular comparisons: