3ct Diaspore (Round, 9.1×9.1mm, Light Yellowish Green) vs 3ct Zircon (Round, 8.17×8.17mm, Orange)
Quick summary: When looked from above (face-up position), 3ct Diaspore (9.1×9.1mm, round cut) appears 24% larger than 3ct Zircon (8.17×8.17mm, round cut). See below how they compare side-by-side on a ring and finger.
| 3ct Diaspore (round cut) |
vs
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3ct Zircon (round cut) |
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light yellowish green |
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| 9.1×9.1 mm | 8.17×8.17 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
3ct Diaspore Round (9.1×9.1mm, Light Yellowish Green)
and
3ct Zircon Round (8.17×8.17mm, 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.
| 3 Ct Diaspore (Round) | 3 Ct Zircon (Round) | |
| 9.1×9.1 mm | vs | 8.17×8.17 mm |
| 65.04 mm² | 52.42 mm² |
| 3ct Diaspore Round (9.1×9.1mm) | |
| 3ct Zircon Round (8.17×8.17mm) | |
| Difference: 24% (12.62 mm²) |
3ct Diaspore (Round, 9.1×9.1mm) has approx. 24% more face-up area than 3ct Zircon (Round, 8.17×8.17mm).
Popular comparisons:
- 2ct Diaspore (Round, Light Yellowish Green, 7.95 x 7.95) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 1ct Diaspore (Round, Light Yellowish Green, 6.31 x 6.31) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 5ct Diaspore (Round, Light Yellowish Green, 10.79 x 10.79) vs. 5ct Alexandrite (Round, Yellowish Green, 10.49 x 10.49)
- 5ct Diaspore (Round, Light Yellowish Green, 10.79 x 10.79) vs. 5ct Alexandrite (Round, Light Green , 10.49 x 10.49)
- 1ct Diaspore (Round, Light Yellowish Green, 6.31 x 6.31) vs. 1ct Diaspore (Emerald, Light Yellowish Green, 6.74 x 4.99)
- 4ct Diaspore (Round, Light Yellowish Green, 10.02 x 10.02) vs. 4ct Emerald (Emerald, Green, 11.56 x 8.56)
- 15ct Diaspore (Round, Light Yellowish Green, 15.56 x 15.56) vs. 15ct Diamond (Round, White, 16.03 x 16.03)
- 1ct Diaspore (Round, Light Orange, 6.31 x 6.31) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Diaspore (Round, Dark Red, 9.1 x 9.1) vs. 3ct Diamond (Round, White, 9.37 x 9.37)