6ct Sapphire (Oval, 13.74×9.16mm, Dark Blue) vs 6ct Spinel (Oval, 14.24×9.49mm, Dark Blue)
Quick summary: When looked from above (face-up position), 6ct Spinel (14.24×9.49mm, oval cut) appears 7% larger than 6ct Sapphire (13.74×9.16mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 6ct Sapphire (oval cut) |
vs
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6ct Spinel (oval cut) |
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dark blue |
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| 13.74×9.16 mm | 14.24×9.49 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
6ct Sapphire Oval (13.74×9.16mm, Dark Blue)
and
6ct Spinel Oval (14.24×9.49mm, Dark 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 Spinel for a given
carat weight, because it has higher specific gravity
(4 vs. 3.6 - this means it's "heavier" compared to Spinel 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.
| 6 Ct Sapphire (Oval) | 6 Ct Spinel (Oval) | |
| 13.74×9.16 mm | vs | 14.24×9.49 mm |
| 103.2 mm² | 110.81 mm² |
| 6ct Sapphire Oval (13.74×9.16mm) | |
| 6ct Spinel Oval (14.24×9.49mm) | |
| Difference: 7% (7.61 mm²) |
6ct Spinel (Oval, 14.24×9.49mm) has approx. 7% more face-up area than 6ct Sapphire (Oval, 13.74×9.16mm).
Popular comparisons:
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 12ct Sapphire (Oval, Dark Blue, 17.31 x 11.54)
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 8ct Sapphire (Oval, Blue, 15.12 x 10.08)
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 5ct Sapphire (Oval, Dark Blue, 12.93 x 8.62)
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 0.1ct Diamond (Princess, White, 2.56 x 2.56)
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 5ct Tanzanite (Oval, Blue, 13.79 x 9.19)
- 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16) vs. 2.23ct Sapphire (Oval, Dark Blue, 9.43 x 6.21)
- 2ct Sapphire (Oval, Blue, 9.53 x 6.35) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)