×
carat vs. color  length*  width*
  ×

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

1.25ct Ruby (Round, 6.44×6.44mm, Red) vs 1.45ct Ruby (Round, 6.77×6.77mm, Red)


Quick summary: When looked from above (face-up position), 1.45ct Ruby (6.77×6.77mm, round cut) appears 11% larger than 1.25ct Ruby (6.44×6.44mm, round cut). See below how they compare side-by-side on a ring and finger.

1.25ct Ruby (round cut)
vs
 1.45ct Ruby (round cut)
red
 
red
6.44×6.44 mm 6.77×6.77 mm
actual size
Actual size of 1.25ct Ruby (round cut, 6.44×6.44mm, Red color)   Actual size of 1.45ct Ruby (round cut, 6.77×6.77mm, Red color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 1.25ct Ruby (round cut, 6.44×6.44mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 1.45ct Ruby (round cut, 6.77×6.77mm) 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
 39% vs 41%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.25ct Ruby Round (6.44×6.44mm, Red) and 1.45ct Ruby Round (6.77×6.77mm, Red) 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

The face-up size depends on the shape of the gem, its weight and 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.


1.25 Ct Ruby (Round) 1.45 Ct Ruby (Round)
6.44×6.44 mm vs 6.77×6.77 mm
32.57 mm²   36 mm²
Face-up size outline for 1.45ct Ruby (6.77×6.77mm, round cut)
Face-up size outline for 1.25ct Ruby (6.44×6.44mm, round cut)
1.25ct Ruby Round (6.44×6.44mm)
1.45ct Ruby Round (6.77×6.77mm)
Difference: 11% (3.43 mm²)
1.45ct Ruby (Round, 6.77×6.77mm) has approx. 11% more face-up area than 1.25ct Ruby (Round, 6.44×6.44mm).


Popular comparisons: