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8ct Morganite (Princess, 12.25×12.25mm, Light Red) vs 2.54ct Diamond (Oval, 11.07×7.38mm, White)


Quick summary: When looked from above (face-up position), 8ct Morganite (12.25×12.25mm, princess cut) appears 2.2 times larger than 2.54ct Diamond (11.07×7.38mm, oval cut). See below how they compare side-by-side on a ring and finger.

8ct Morganite (princess cut)
vs
 2.54ct Diamond (oval cut)
light red
 
white
12.25×12.25 mm 11.07×7.38 mm
actual size
Actual size of 8ct Morganite (princess cut, 12.25×12.25mm, Light Red color)   Actual size of 2.54ct Diamond (oval cut, 11.07×7.38mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Red 8ct Morganite (princess cut, 12.25×12.25mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 2.54ct Diamond (oval cut, 11.07×7.38mm) 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
 73% vs 44%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 8ct Morganite Princess (12.25×12.25mm, Light Red) and 2.54ct Diamond Oval (11.07×7.38mm, 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 Morganite for a given carat weight, because it has higher specific gravity (3.52 vs. 2.8 - this means it's "heavier" compared to Morganite 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.


8 Ct Morganite (Princess) 2.54 Ct Diamond (Oval)
12.25×12.25 mm vs 11.07×7.38 mm
150.06 mm²   66.99 mm²
Face-up size outline for 8ct Morganite (12.25×12.25mm, princess cut)
Face-up size outline for 2.54ct Diamond (11.07×7.38mm, oval cut)
8ct Morganite Princess (12.25×12.25mm)
2.54ct Diamond Oval (11.07×7.38mm)
Difference: 124% (83.07 mm²)
8ct Morganite (Princess, 12.25×12.25mm) has approx. 124% more face-up area than 2.54ct Diamond (Oval, 11.07×7.38mm). In other words, it's 2.24x larger.


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