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0.52ct Diamond (Princess, 4.43×4.43mm, White) vs 3.5ct Zircon (Oval, 10.92×7.28mm, Bluish Green)


Quick summary: When looked from above (face-up position), 3.5ct Zircon (10.92×7.28mm, oval cut) appears 3.3 times larger than 0.52ct Diamond (4.43×4.43mm, princess cut). See below how they compare side-by-side on a ring and finger.

0.52ct Diamond (princess cut)
vs
 3.5ct Zircon (oval cut)
white
 
bluish green
4.43×4.43 mm 10.92×7.28 mm
actual size
Actual size of 0.52ct Diamond (princess cut, 4.43×4.43mm, White color)   Actual size of 3.5ct Zircon (oval cut, 10.92×7.28mm, Bluish Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 0.52ct Diamond (princess cut, 4.43×4.43mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Bluish Green 3.5ct Zircon (oval cut, 10.92×7.28mm) 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
 27% vs 44%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 0.52ct Diamond Princess (4.43×4.43mm, White) and 3.5ct Zircon Oval (10.92×7.28mm, Bluish 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, Zircon will face-up smaller than Diamond for a given carat weight, because it has higher specific gravity (4.7 vs. 3.52 - this means it's "heavier" compared to Diamond 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.


0.52 Ct Diamond (Princess) 3.5 Ct Zircon (Oval)
4.43×4.43 mm vs 10.92×7.28 mm
19.62 mm²   65.19 mm²
Face-up size outline for 3.5ct Zircon (10.92×7.28mm, oval cut)
Face-up size outline for 0.52ct Diamond (4.43×4.43mm, princess cut)
0.52ct Diamond Princess (4.43×4.43mm)
3.5ct Zircon Oval (10.92×7.28mm)
Difference: 232% (45.57 mm²)
3.5ct Zircon (Oval, 10.92×7.28mm) has approx. 232% more face-up area than 0.52ct Diamond (Princess, 4.43×4.43mm). In other words, it's 3.32x larger.


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