8 Carat Sapphire Emerald (12.77×9.46mm, Blue)
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64 mm
| Your settings | |
|---|---|
Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
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Saved...
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Ring diameter:
16.9 mm
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Additional Info
Sapphire got its name from the Greek word "sappheiros", which means "blue stone". Today, most people still associate Sapphires with the color blue, however, any gemstone quality Corundum that is not red (Ruby) is actually called Sapphire.
Where to buy?
For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile
Gem Details
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Name:
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Sapphire |
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Mineral Class:
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Corundum |
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Shape:
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Emerald |
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Chemical Formula:
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Al2O3 |
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Crystal Structure:
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Hexagonal |
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Hardness:
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9 |
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Specific Gravity
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4 |
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Carat weight:
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8 ct |
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Gram weight:
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1.6 g (0.0564 ounces) |
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Points:
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800 pts |
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Length:
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12.77 mm |
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Width:
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9.46 mm |
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Est. face-up size:
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112.35 mm² |
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Volume:
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400 mm³ |
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Length-to-width ratio:
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1.35 |
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Refractive Index:
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1.76 - 1.77 |
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Cleavage:
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None |
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Luster:
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Vitreous to adamantine |
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Birefringence:
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0.0008 |
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Wearability:
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Excellent |
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Care Instructions:
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No special or unusual care |
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Color:
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Birthstone:
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Sapphire is a birthstone for the month of September |
Popular comparisons:
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 5ct Diamond (Emerald, White, 11.42 x 8.46)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 12ct Sapphire (Emerald, Blue, 14.62 x 10.83)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 7.19ct Sapphire (Oval, Blue, 14.6 x 9.73)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 6.76ct Emerald (Emerald, Green, 13.77 x 10.2)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 3ct Emerald (Emerald, Green, 10.5 x 7.78)
- 8ct Sapphire (Emerald, Blue, 12.77 x 9.46) vs. 8ct Sapphire (Oval, Blue, 15.12 x 10.08)
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