3.5ct Topaz (Emerald, 10.11×7.49mm, Blue) vs 8.5ct Zircon (Oval, 14.69×9.79mm, Orange)
Quick summary: When looked from above (face-up position), 8.5ct Zircon (14.69×9.79mm, oval cut) appears 67% larger than 3.5ct Topaz (10.11×7.49mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 3.5ct Topaz (emerald cut) |
vs
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8.5ct Zircon (oval cut) |
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blue |
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| 10.11×7.49 mm | 14.69×9.79 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
3.5ct Topaz Emerald (10.11×7.49mm, Blue)
and
8.5ct Zircon Oval (14.69×9.79mm, 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 Topaz for a given
carat weight, because it has higher specific gravity
(4.7 vs. 3.53 - this means it's "heavier" compared to Topaz 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.
| 3.5 Ct Topaz (Emerald) | 8.5 Ct Zircon (Oval) | |
| 10.11×7.49 mm | vs | 14.69×9.79 mm |
| 70.42 mm² | 117.93 mm² |
| 3.5ct Topaz Emerald (10.11×7.49mm) | |
| 8.5ct Zircon Oval (14.69×9.79mm) | |
| Difference: 67% (47.51 mm²) |
8.5ct Zircon (Oval, 14.69×9.79mm) has approx. 67% more face-up area than 3.5ct Topaz (Emerald, 10.11×7.49mm).
Popular comparisons:
- 3.5ct Topaz (Emerald, Blue, 10.11 x 7.49) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 3.5ct Topaz (Emerald, Blue, 10.11 x 7.49) vs. 3ct Ruby (Round, Red, 8.62 x 8.62)
- 3.5ct Topaz (Emerald, Blue, 10.11 x 7.49) vs. 3.5ct Tanzanite (Emerald, Blue, 10.34 x 7.66)
- 10ct Topaz (Emerald, White, 14 x 11) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.5ct Topaz (Emerald, Blue, 5.28 x 3.91) vs. 0.6ct Topaz (Emerald, Blue, 5.62 x 4.16)
- 11ct Topaz (Emerald, Blue, 14.81 x 10.97) vs. 11ct Diamond (Emerald, White, 14.86 x 11.01)
- 2ct Topaz (Emerald, Dark Bluish Green, 9 x 7) vs. 3ct Topaz (Emerald, Blue, 10 x 8)
- 10ct Topaz (Emerald, Blue, 14.34 x 10.62) vs. 23ct Kunzite (Cushion, Light Purple, 17.17 x 17.17)