3.95ct Sapphire (Oval, 11.96×7.97mm, Blue) vs 2.5ct Diamond (Oval, 11.01×7.34mm, White)
Quick summary: When looked from above (face-up position), 3.95ct Sapphire (11.96×7.97mm, oval cut) appears 18% larger than 2.5ct Diamond (11.01×7.34mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 3.95ct Sapphire (oval cut) |
vs
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2.5ct Diamond (oval cut) |
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blue |
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| 11.96×7.97 mm | 11.01×7.34 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
3.95ct Sapphire Oval (11.96×7.97mm, Blue)
and
2.5ct Diamond Oval (11.01×7.34mm, 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.
| 3.95 Ct Sapphire (Oval) | 2.5 Ct Diamond (Oval) | |
| 11.96×7.97 mm | vs | 11.01×7.34 mm |
| 78.16 mm² | 66.27 mm² |
| 3.95ct Sapphire Oval (11.96×7.97mm) | |
| 2.5ct Diamond Oval (11.01×7.34mm) | |
| Difference: 18% (11.89 mm²) |
3.95ct Sapphire (Oval, 11.96×7.97mm) has approx. 18% more face-up area than 2.5ct Diamond (Oval, 11.01×7.34mm).
Popular comparisons:
- 3.95ct Sapphire (Oval, Blue, 11.96 x 7.97) vs. 5.5ct Sapphire (Oval, Blue, 13.35 x 8.9)
- 3.95ct Sapphire (Oval, Blue, 11.96 x 7.97) vs. 2.33ct Diamond (Round, White, 8.62 x 8.62)
- 3.95ct Sapphire (Oval, Blue, 11.96 x 7.97) vs. 3.25ct Diamond (Oval, White, 12.02 x 8.01)
- 3.95ct Sapphire (Oval, Blue, 11.96 x 7.97) vs. 2.85ct Sapphire (Pear, Blue, 11.77 x 7.09)
- 2ct Sapphire (Oval, Blue, 9.53 x 6.35) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 1.5ct Sapphire (Oval, Blue, 8.66 x 5.77) vs. 1.52ct Diamond (Oval, White, 9.33 x 6.22)
- 5ct Sapphire (Oval, Blue, 12.93 x 8.62) vs. 5ct Diamond (Oval, White, 13.88 x 9.25)
- 2.5ct Sapphire (Oval, White, 9 x 7) vs. 2.5ct Diamond (Oval, White, 9 x 7)