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0.75ct Quartz (Trillion, 7.62×7.62mm, Brown) vs 0.75ct Zircon (Trillion, 6.29×6.29mm, Orange)


Quick summary: When looked from above (face-up position), 0.75ct Quartz (7.62×7.62mm, trillion cut) appears 47% larger than 0.75ct Zircon (6.29×6.29mm, trillion cut). See below how they compare side-by-side on a ring and finger.

0.75ct Quartz (trillion cut)
vs
0.75ct Zircon (trillion cut)
brown
 
orange
7.62×7.62 mm 6.29×6.29 mm
actual size
Actual size of 0.75ct Quartz (trillion cut, 7.62×7.62mm, Brown color)   Actual size of 0.75ct Zircon (trillion cut, 6.29×6.29mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Brown 0.75ct Quartz (trillion cut, 7.62×7.62mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 0.75ct Zircon (trillion cut, 6.29×6.29mm) 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
46% vs 38%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 0.75ct Quartz Trillion (7.62×7.62mm, Brown) and 0.75ct Zircon Trillion (6.29×6.29mm, Orange) 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 Quartz for a given carat weight, because it has higher specific gravity (4.7 vs. 2.65 - this means it's "heavier" compared to Quartz 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.


0.75 Ct Quartz (Trillion) 0.75 Ct Zircon (Trillion)
7.62×7.62 mm vs 6.29×6.29 mm
36 mm²   24.53 mm²
Face-up size outline for 0.75ct Quartz (7.62×7.62mm, trillion cut)
Face-up size outline for 0.75ct Zircon (6.29×6.29mm, trillion cut)
0.75ct Quartz Trillion (7.62×7.62mm)
0.75ct Zircon Trillion (6.29×6.29mm)
Difference: 47% (11.47 mm²)
0.75ct Quartz (Trillion, 7.62×7.62mm) has approx. 47% more face-up area than 0.75ct Zircon (Trillion, 6.29×6.29mm).


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