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5.5ct Diaspore (Emerald, 11.89×8.81mm, Light Yellowish Green) vs 5.5ct Zircon (Emerald, 10.68×7.91mm, Orange)


Quick summary: When looked from above (face-up position), 5.5ct Diaspore (11.89×8.81mm, emerald cut) appears 24% larger than 5.5ct Zircon (10.68×7.91mm, emerald cut). See below how they compare side-by-side on a ring and finger.

5.5ct Diaspore (emerald cut)
vs
 5.5ct Zircon (emerald cut)
light yellowish green
 
orange
11.89×8.81 mm 10.68×7.91 mm
actual size
Actual size of 5.5ct Diaspore (emerald cut, 11.89×8.81mm, Light Yellowish Green color)   Actual size of 5.5ct Zircon (emerald cut, 10.68×7.91mm, Orange color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Light Yellowish Green 5.5ct Diaspore (emerald cut, 11.89×8.81mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Orange 5.5ct Zircon (emerald cut, 10.68×7.91mm) 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
 53% vs 47%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 5.5ct Diaspore Emerald (11.89×8.81mm, Light Yellowish Green) and 5.5ct Zircon Emerald (10.68×7.91mm, 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 Diaspore for a given carat weight, because it has higher specific gravity (4.7 vs. 3.4 - this means it's "heavier" compared to Diaspore 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.


5.5 Ct Diaspore (Emerald) 5.5 Ct Zircon (Emerald)
11.89×8.81 mm vs 10.68×7.91 mm
97.42 mm²   78.57 mm²
Face-up size outline for 5.5ct Diaspore (11.89×8.81mm, emerald cut)
Face-up size outline for 5.5ct Zircon (10.68×7.91mm, emerald cut)
5.5ct Diaspore Emerald (11.89×8.81mm)
5.5ct Zircon Emerald (10.68×7.91mm)
Difference: 24% (18.85 mm²)
5.5ct Diaspore (Emerald, 11.89×8.81mm) has approx. 24% more face-up area than 5.5ct Zircon (Emerald, 10.68×7.91mm).


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