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3ct Benitoite (Princess, 7.99×7.99mm, Blue) vs 1ct Emerald (Emerald, 8×5mm, Green)


Quick summary: When looked from above (face-up position), 3ct Benitoite (7.99×7.99mm, princess cut) appears 72% larger than 1ct Emerald (8×5mm, emerald cut). See below how they compare side-by-side on a ring and finger.

3ct Benitoite (princess cut)
vs
1ct Emerald (emerald cut)
blue
 
green
7.99×7.99 mm 8×5 mm
actual size
Actual size of 3ct Benitoite (princess cut, 7.99×7.99mm, Blue color)   Actual size of 1ct Emerald (emerald cut, 8×5mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 3ct Benitoite (princess cut, 7.99×7.99mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 1ct Emerald (emerald cut, 8×5mm) 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
48% vs 30%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 3ct Benitoite Princess (7.99×7.99mm, Blue) and 1ct Emerald Emerald (8×5mm, Green) 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, Benitoite will face-up smaller than Emerald for a given carat weight, because it has higher specific gravity (3.65 vs. 2.72 - this means it's "heavier" compared to Emerald 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.


3 Ct Benitoite (Princess) 1 Ct Emerald (Emerald)
7.99×7.99 mm vs 8×5 mm
63.84 mm²   37.2 mm²
Face-up size outline for 3ct Benitoite (7.99×7.99mm, princess cut)
Face-up size outline for 1ct Emerald (8×5mm, emerald cut)
3ct Benitoite Princess (7.99×7.99mm)
1ct Emerald Emerald (8×5mm)
Difference: 72% (26.64 mm²)
3ct Benitoite (Princess, 7.99×7.99mm) has approx. 72% more face-up area than 1ct Emerald (Emerald, 8×5mm).


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