7.5ct Diaspore (Emerald, 13.19×9.77mm, Light Yellowish Green) vs 7.5ct Zircon (Emerald, 11.84×8.77mm, Orange)
Quick summary: When looked from above (face-up position), 7.5ct Diaspore (13.19×9.77mm, emerald cut) appears 24% larger than 7.5ct Zircon (11.84×8.77mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 7.5ct Diaspore (emerald cut) |
vs
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7.5ct Zircon (emerald cut) |
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light yellowish green |
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| 13.19×9.77 mm | 11.84×8.77 mm | |
| actual size | ||
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Actual size is set for screen
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Ring:
Skin tone:
Ring width: 3.0 mm
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64 mm |
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Actual sizes of
7.5ct Diaspore Emerald (13.19×9.77mm, Light Yellowish Green)
and
7.5ct Zircon Emerald (11.84×8.77mm, 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.
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.
| 7.5 Ct Diaspore (Emerald) | 7.5 Ct Zircon (Emerald) | |
| 13.19×9.77 mm | vs | 11.84×8.77 mm |
| 119.85 mm² | 96.57 mm² |
| 7.5ct Diaspore Emerald (13.19×9.77mm) | |
| 7.5ct Zircon Emerald (11.84×8.77mm) | |
| Difference: 24% (23.28 mm²) |
7.5ct Diaspore (Emerald, 13.19×9.77mm) has approx. 24% more face-up area than 7.5ct Zircon (Emerald, 11.84×8.77mm).
Popular comparisons:
- 1ct Diaspore (Emerald, Light Yellowish Green, 6.74 x 4.99) vs. 1ct Alexandrite (Emerald, Bluish Green, 6.55 x 4.85)
- 2ct Diaspore (Emerald, Light Yellowish Green, 8.49 x 6.29) vs. 4ct Sapphire (Cushion, Blue, 8.88 x 8.88)
- 4.25ct Diaspore (Emerald, Light Yellowish Green, 10.92 x 8.09) vs. 2.35ct Diaspore (Oval, Light Yellowish Green, 10.62 x 7.08)
- 4.25ct Diaspore (Emerald, Light Yellowish Green, 12 x 9) vs. 2.35ct Diaspore (Oval, Light Yellowish Green, 11 x 8)
- 4.25ct Diaspore (Emerald, Light Yellowish Green, 12 x 9) vs. 2.35ct Diaspore (Oval, Light Yellowish Green, 10.62 x 7.08)
- 15ct Diaspore (Emerald, Light Yellowish Green, 16.62 x 12.31) vs. 2.35ct Diaspore (Oval, Light Yellowish Green, 10.62 x 7.08)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)
- 1.5ct Tourmaline (Round, Light Red, 7.45 x 7.45) vs. 1.5ct Sapphire (Round, Light Blue, 6.84 x 6.84)
- 1ct Kyanite (Oval, Blue, 7.77 x 5.18) vs. 1ct Tanzanite (Oval, Blue, 8.07 x 5.38)