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1.25ct Quartz (Heart, 7.73×7.73mm, Brown) vs 1.25ct Zircon (Heart, 6.39×6.39mm, Orange)


Quick summary: When looked from above (face-up position), 1.25ct Quartz (7.73×7.73mm, heart cut) appears 46% larger than 1.25ct Zircon (6.39×6.39mm, heart cut). See below how they compare side-by-side on a ring and finger.

1.25ct Quartz (heart cut)
vs
1.25ct Zircon (heart cut)
brown
 
orange
7.73×7.73 mm 6.39×6.39 mm
actual size
Actual size of 1.25ct Quartz (heart cut, 7.73×7.73mm, Brown color)   Actual size of 1.25ct Zircon (heart cut, 6.39×6.39mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Brown 1.25ct Quartz (heart cut, 7.73×7.73mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 1.25ct Zircon (heart cut, 6.39×6.39mm) 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 1.25ct Quartz Heart (7.73×7.73mm, Brown) and 1.25ct Zircon Heart (6.39×6.39mm, 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.


1.25 Ct Quartz (Heart) 1.25 Ct Zircon (Heart)
7.73×7.73 mm vs 6.39×6.39 mm
43.02 mm²   29.4 mm²
Face-up size outline for 1.25ct Quartz (7.73×7.73mm, heart cut)
Face-up size outline for 1.25ct Zircon (6.39×6.39mm, heart cut)
1.25ct Quartz Heart (7.73×7.73mm)
1.25ct Zircon Heart (6.39×6.39mm)
Difference: 46% (13.62 mm²)
1.25ct Quartz (Heart, 7.73×7.73mm) has approx. 46% more face-up area than 1.25ct Zircon (Heart, 6.39×6.39mm).


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