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0.7ct Zircon (Pear, 7.01×4.22mm, Orange) vs 1.8ct Aquamarine (Princess, 7.45×7.45mm, Light Bluish Green)


Quick summary: When looked from above (face-up position), 1.8ct Aquamarine (7.45×7.45mm, princess cut) appears 2.6 times larger than 0.7ct Zircon (7.01×4.22mm, pear cut). See below how they compare side-by-side on a ring and finger.

0.7ct Zircon (pear cut)
vs
1.8ct Aquamarine (princess cut)
orange
 
light bluish green
7.01×4.22 mm 7.45×7.45 mm
actual size
Actual size of 0.7ct Zircon (pear cut, 7.01×4.22mm, Orange color)   Actual size of 1.8ct Aquamarine (princess cut, 7.45×7.45mm, Light Bluish Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Orange 0.7ct Zircon (pear cut, 7.01×4.22mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Light Bluish Green 1.8ct Aquamarine (princess cut, 7.45×7.45mm) 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
25% vs 45%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 0.7ct Zircon Pear (7.01×4.22mm, Orange) and 1.8ct Aquamarine Princess (7.45×7.45mm, Light 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 Aquamarine for a given carat weight, because it has higher specific gravity (4.7 vs. 2.72 - this means it's "heavier" compared to Aquamarine 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.


0.7 Ct Zircon (Pear) 1.8 Ct Aquamarine (Princess)
7.01×4.22 mm vs 7.45×7.45 mm
21.6 mm²   55.5 mm²
Face-up size outline for 1.8ct Aquamarine (7.45×7.45mm, princess cut)
Face-up size outline for 0.7ct Zircon (7.01×4.22mm, pear cut)
0.7ct Zircon Pear (7.01×4.22mm)
1.8ct Aquamarine Princess (7.45×7.45mm)
Difference: 157% (33.9 mm²)
1.8ct Aquamarine (Princess, 7.45×7.45mm) has approx. 157% more face-up area than 0.7ct Zircon (Pear, 7.01×4.22mm). In other words, it's 2.57x larger.


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