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1.22ct Morganite (Marquise, 12.02×6.01mm, Light Purple) vs 1.54ct Diamond (Marquise, 12×6mm, White)


Quick summary: When looked from above (face-up position), 1.22ct Morganite (12.02×6.01mm, marquise cut) appears 0.3% larger than 1.54ct Diamond (12×6mm, marquise cut). See below how they compare side-by-side on a ring and finger.

1.22ct Morganite (marquise cut)
vs
 1.54ct Diamond (marquise cut)
light purple
 
white
12.02×6.01 mm 12×6 mm
actual size
Actual size of 1.22ct Morganite (marquise cut, 12.02×6.01mm, Light Purple color)   Actual size of 1.54ct Diamond (marquise cut, 12×6mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Purple 1.22ct Morganite (marquise cut, 12.02×6.01mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 1.54ct Diamond (marquise cut, 12×6mm) 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
 36% vs 36%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 1.22ct Morganite Marquise (12.02×6.01mm, Light Purple) and 1.54ct Diamond Marquise (12×6mm, 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.


1.22 Ct Morganite (Marquise) 1.54 Ct Diamond (Marquise)
12.02×6.01 mm vs 12×6 mm
51.29 mm²   51.12 mm²
Face-up size outline for 1.22ct Morganite (12.02×6.01mm, marquise cut)
Face-up size outline for 1.54ct Diamond (12×6mm, marquise cut)
1.22ct Morganite Marquise (12.02×6.01mm)
1.54ct Diamond Marquise (12×6mm)
Difference: 0.3% (0.17 mm²)
1.22ct Morganite (Marquise, 12.02×6.01mm) has approx. 0.3% more face-up area than 1.54ct Diamond (Marquise, 12×6mm).


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