1.06ct Sapphire (Oval, 7.71×5.14mm, Blue) vs 0.85ct Diamond (Oval, 7.7×5.13mm, White)
Quick summary: When looked from above (face-up position), 1.06ct Sapphire (7.71×5.14mm, oval cut) appears 0.3% larger than 0.85ct Diamond (7.7×5.13mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1.06ct Sapphire (oval cut) |
vs
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0.85ct Diamond (oval cut) |
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blue |
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| 7.71×5.14 mm | 7.7×5.13 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
1.06ct Sapphire Oval (7.71×5.14mm, Blue)
and
0.85ct Diamond Oval (7.7×5.13mm, 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, Sapphire will face-up smaller than Diamond for a given
carat weight, because it has higher specific gravity
(4 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.
| 1.06 Ct Sapphire (Oval) | 0.85 Ct Diamond (Oval) | |
| 7.71×5.14 mm | vs | 7.7×5.13 mm |
| 32.5 mm² | 32.39 mm² |
| 1.06ct Sapphire Oval (7.71×5.14mm) | |
| 0.85ct Diamond Oval (7.7×5.13mm) | |
| Difference: 0.3% (0.11 mm²) |
1.06ct Sapphire (Oval, 7.71×5.14mm) has approx. 0.3% more face-up area than 0.85ct Diamond (Oval, 7.7×5.13mm).
Popular comparisons:
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 1ct Diamond (Oval, Light Blue, 8.12 x 5.41)
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 1.06ct Diamond (Oval, White, 8.28 x 5.52)
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 0.75ct Diamond (Oval, White, 7.38 x 4.92)
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 0.77ct Diamond (Oval, White, 7.44 x 4.96)
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 0.88ct Tanzanite (Round, Blue, 6.11 x 6.11)
- 1.06ct Sapphire (Oval, Blue, 7.71 x 5.14) vs. 1.59ct Tanzanite (Cushion, Blue, 6.96 x 6.96)
- 2ct Sapphire (Oval, Blue, 9.53 x 6.35) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)