0.85ct Diamond (Oval, 7.7×5.13mm, White) vs 1ct Diamond (Oval, 8.12×5.41mm, White)
Quick summary: When looked from above (face-up position), 1ct Diamond (8.12×5.41mm, oval cut) appears 11% larger than 0.85ct Diamond (7.7×5.13mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 0.85ct Diamond (oval cut) |
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1ct Diamond (oval cut) |
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white |
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| 7.7×5.13 mm | 8.12×5.41 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
0.85ct Diamond Oval (7.7×5.13mm, White)
and
1ct Diamond Oval (8.12×5.41mm, 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
The face-up size depends on the shape of the gem, its weight and 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.
| 0.85 Ct Diamond (Oval) | 1 Ct Diamond (Oval) | |
| 7.7×5.13 mm | vs | 8.12×5.41 mm |
| 32.39 mm² | 36.02 mm² |
| 0.85ct Diamond Oval (7.7×5.13mm) | |
| 1ct Diamond Oval (8.12×5.41mm) | |
| Difference: 11% (3.63 mm²) |
1ct Diamond (Oval, 8.12×5.41mm) has approx. 11% more face-up area than 0.85ct Diamond (Oval, 7.7×5.13mm).
Popular comparisons:
- 0.85ct Diamond (Oval, White, 7.7 x 5.13) vs. 1.3ct Sapphire (Oval, Blue, 8.25 x 5.5)
- 0.85ct Diamond (Oval, White, 7.7 x 5.13) vs. 1ct Sapphire (Oval, Blue, 7 x 5)
- 0.85ct Diamond (Oval, White, 7.7 x 5.13) vs. 1.6ct Diamond (Round, White, 7.6 x 7.6)
- 0.85ct Diamond (Oval, White, 7.7 x 5.13) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.85ct Diamond (Oval, White, 7.7 x 5.13) vs. 1.21ct Sapphire (Oval, Dark Bluish Green, 8.06 x 5.37)
- 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)