8.5ct Diamond (Oval, 16.56×11.04mm, White) vs 8.5ct Cubic Zirconia (Oval, 13.95×9.3mm, White)
Quick summary: When looked from above (face-up position), 8.5ct Diamond (16.56×11.04mm, oval cut) appears 41% larger than 8.5ct Cubic Zirconia (13.95×9.3mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 8.5ct Diamond (oval cut) |
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8.5ct Cubic Zirconia (oval cut) |
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white |
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| 16.56×11.04 mm | 13.95×9.3 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
8.5ct Diamond Oval (16.56×11.04mm, White)
and
8.5ct Cubic Zirconia Oval (13.95×9.3mm, White)
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, Cubic Zirconia will face-up smaller than Diamond for a given
carat weight, because it has higher specific gravity
(5.65 vs. 3.52 - this means it's "heavier" compared to Diamond 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.
| 8.5 Ct Diamond (Oval) | 8.5 Ct Cubic Zirconia (Oval) | |
| 16.56×11.04 mm | vs | 13.95×9.3 mm |
| 149.91 mm² | 106.38 mm² |
| 8.5ct Diamond Oval (16.56×11.04mm) | |
| 8.5ct Cubic Zirconia Oval (13.95×9.3mm) | |
| Difference: 41% (43.53 mm²) |
8.5ct Diamond (Oval, 16.56×11.04mm) has approx. 41% more face-up area than 8.5ct Cubic Zirconia (Oval, 13.95×9.3mm).
Popular comparisons:
- 8.5ct Diamond (Oval, White, 16.56 x 11.04) vs. 0.75ct Diamond (Trillion, White, 7.03 x 7.03)
- 8.5ct Diamond (Oval, White, 16.56 x 11.04) vs. 8.5ct Diamond (Round, White, 13.27 x 13.27)
- 8.5ct Diamond (Oval, White, 16.56 x 11.04) vs. 8.5ct Diamond (Emerald, White, 13.64 x 10.1)
- 1ct Diamond (Oval, White, 8 x 6) vs. 1ct Sapphire (Oval, Blue, 7 x 5)
- 2ct Diamond (Oval, White, 10 x 7) vs. 1.8ct Diamond (Oval, White, 9 x 7)
- 2.5ct Diamond (Oval, White, 10 x 7) vs. 1ct Diamond (Oval, White, 9 x 6)
- 3.25ct Diamond (Oval, White, 12.02 x 8.01) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 3ct Diamond (Oval, White, 10 x 8) vs. 2ct Diamond (Oval, White, 9 x 7)
- 1.2ct Diamond (Oval, White, 8.63 x 5.75) vs. 1.5ct Diamond (Oval, White, 9 x 6)