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2.5ct Morganite (Cushion, 8.65×8.65mm, Light Red) vs 0.4ct Diamond (Round, 4.79×4.79mm, Light Red)


Quick summary: When looked from above (face-up position), 2.5ct Morganite (8.65×8.65mm, cushion cut) appears 3.7 times larger than 0.4ct Colored Diamond (4.79×4.79mm, round cut). See below how they compare side-by-side on a ring and finger.

2.5ct Morganite (cushion cut)
vs
 0.4ct Diamond (round cut)
light red
 
light red
8.65×8.65 mm 4.79×4.79 mm
actual size
Actual size of 2.5ct Morganite (cushion cut, 8.65×8.65mm, Light Red color)   Actual size of 0.4ct Diamond (round cut, 4.79×4.79mm, Light Red color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Red 2.5ct Morganite (cushion cut, 8.65×8.65mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Red 0.4ct Diamond (round cut, 4.79×4.79mm) 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
 52% vs 29%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 2.5ct Morganite Cushion (8.65×8.65mm, Light Red) and 0.4ct Diamond Round (4.79×4.79mm, Light 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

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.


2.5 Ct Morganite (Cushion) 0.4 Ct Colored Diamond (Round)
8.65×8.65 mm vs 4.79×4.79 mm
67.34 mm²   18.02 mm²
Face-up size outline for 2.5ct Morganite (8.65×8.65mm, cushion cut)
Face-up size outline for 0.4ct Diamond (4.79×4.79mm, round cut)
2.5ct Morganite Cushion (8.65×8.65mm)
0.4ct Colored Diamond Round (4.79×4.79mm)
Difference: 274% (49.32 mm²)
2.5ct Morganite (Cushion, 8.65×8.65mm) has approx. 274% more face-up area than 0.4ct Colored Diamond (Round, 4.79×4.79mm). In other words, it's 3.74x larger.


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