1ct Benitoite (Oval, 7.91×5.27mm, Blue) vs 1ct Sapphire (Oval, 7.67×5.11mm, Blue)
Quick summary: When looked from above (face-up position), 1ct Benitoite (7.91×5.27mm, oval cut) appears 6% larger than 1ct Sapphire (7.67×5.11mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1ct Benitoite (oval cut) |
vs
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1ct Sapphire (oval cut) |
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blue |
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| 7.91×5.27 mm | 7.67×5.11 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
1ct Benitoite Oval (7.91×5.27mm, Blue)
and
1ct Sapphire Oval (7.67×5.11mm, Blue)
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 Benitoite for a given
carat weight, because it has higher specific gravity
(4 vs. 3.65 - this means it's "heavier" compared to Benitoite 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 Ct Benitoite (Oval) | 1 Ct Sapphire (Oval) | |
| 7.91×5.27 mm | vs | 7.67×5.11 mm |
| 34.18 mm² | 32.14 mm² |
| 1ct Benitoite Oval (7.91×5.27mm) | |
| 1ct Sapphire Oval (7.67×5.11mm) | |
| Difference: 6% (2.04 mm²) |
1ct Benitoite (Oval, 7.91×5.27mm) has approx. 6% more face-up area than 1ct Sapphire (Oval, 7.67×5.11mm).
Popular comparisons:
- 3ct Benitoite (Oval, Blue, 11.25 x 7.5) vs. 1ct Sapphire (Oval, Blue, 7.56 x 5.04)
- 2.8ct Benitoite (Oval, Blue, 11 x 7.33) vs. 2ct Sapphire (Oval, Blue, 9.53 x 6.35)
- 3.2ct Benitoite (Oval, Blue, 11.49 x 7.66) vs. 3ct Sapphire (Oval, Blue, 10.91 x 7.27)
- 3ct Benitoite (Oval, Blue, 11.25 x 7.5) vs. 1.5ct Diamond (Oval, White, 9.29 x 6.19)
- 1.09ct Benitoite (Oval, Blue, 8 x 4.5) vs. 0.75ct Diamond (Round, White, 5.91 x 5.91)
- 1ct Benitoite (Oval, Blue, 7.8 x 5.2) vs. 1ct Sapphire (Oval, Blue, 7.56 x 5.04)
- 0.56ct Benitoite (Oval, Dark Blue, 6.44 x 4.29) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2ct Benitoite (Oval, Blue, 9.83 x 6.55) vs. 2ct Sapphire (Oval, Blue, 9.53 x 6.35)
- 4ct Benitoite (Oval, Blue, 12 x 8) vs. 3ct Diamond (Oval, White, 11 x 7.5)