×
carat vs. color  length*  width*
  ×

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

2.5ct Ruby (Trillion, 9.54×9.54mm, Red) vs 4.3ct Ruby (Round, 9.72×9.72mm, Red)


Quick summary: When looked from above (face-up position), 4.3ct Ruby (9.72×9.72mm, round cut) appears 31% larger than 2.5ct Ruby (9.54×9.54mm, trillion cut). See below how they compare side-by-side on a ring and finger.

2.5ct Ruby (trillion cut)
vs
 4.3ct Ruby (round cut)
red
 
red
9.54×9.54 mm 9.72×9.72 mm
actual size
Actual size of 2.5ct Ruby (trillion cut, 9.54×9.54mm, Red color)   Actual size of 4.3ct Ruby (round cut, 9.72×9.72mm, Red color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 2.5ct Ruby (trillion cut, 9.54×9.54mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 4.3ct Ruby (round cut, 9.72×9.72mm) 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
 57% vs 58%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 2.5ct Ruby Trillion (9.54×9.54mm, Red) and 4.3ct Ruby Round (9.72×9.72mm, 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.


2.5 Ct Ruby (Trillion) 4.3 Ct Ruby (Round)
9.54×9.54 mm vs 9.72×9.72 mm
56.43 mm²   74.2 mm²
Face-up size outline for 4.3ct Ruby (9.72×9.72mm, round cut)
Face-up size outline for 2.5ct Ruby (9.54×9.54mm, trillion cut)
2.5ct Ruby Trillion (9.54×9.54mm)
4.3ct Ruby Round (9.72×9.72mm)
Difference: 31% (17.77 mm²)
4.3ct Ruby (Round, 9.72×9.72mm) has approx. 31% more face-up area than 2.5ct Ruby (Trillion, 9.54×9.54mm).


Popular comparisons: