3ct Diaspore (Pear, 12.95×7.8mm, Light Yellowish Green) vs 3ct Zircon (Pear, 11.62×7mm, Orange)
Quick summary: When looked from above (face-up position), 3ct Diaspore (12.95×7.8mm, pear cut) appears 24% larger than 3ct Zircon (11.62×7mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 3ct Diaspore (pear cut) |
vs
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3ct Zircon (pear cut) |
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light yellowish green |
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| 12.95×7.8 mm | 11.62×7 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 Pear (12.95×7.8mm, Light Yellowish Green)
and
3ct Zircon Pear (11.62×7mm, 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 (Pear) | 3 Ct Zircon (Pear) | |
| 12.95×7.8 mm | vs | 11.62×7 mm |
| 73.74 mm² | 59.38 mm² |
| 3ct Diaspore Pear (12.95×7.8mm) | |
| 3ct Zircon Pear (11.62×7mm) | |
| Difference: 24% (14.36 mm²) |
3ct Diaspore (Pear, 12.95×7.8mm) has approx. 24% more face-up area than 3ct Zircon (Pear, 11.62×7mm).
Popular comparisons:
- 1ct Diaspore (Pear, Light Yellowish Green, 8.76 x 5.28) vs. 1ct Diopside (Pear, Light Green , 8.85 x 5.33)
- 1.57ct Diaspore (Pear, Light Yellowish Green, 10.19 x 6.14) vs. 6.3ct Tanzanite (Cushion, Blue, 12 x 9)
- 1ct Diaspore (Pear, Light Yellowish Green, 8.98 x 5.41) vs. 1ct Emerald (Emerald, Green, 7.26 x 5.38)
- 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)
- 1ct Aquamarine (Oval, Light Blue, 8 x 6) vs. 1ct Spinel (Oval, Gray, 8 x 6)
- 1.16ct Diamond (Round, White, 6.82 x 6.85) vs. 1.2ct Diamond (Round, White, 6.82 x 6.86)
- 6ct Morganite (Cushion, Light Red, 12 x 10) vs. 3.5ct Sapphire (Cushion, Blue, 8.49 x 8.49)