4.89 Carat Sapphire Cabochon (10×8.3mm, Blue)
Color:
Actual size is set for screen
Ring:
Skin tone:
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Ring width:
3.0 mm
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Saved...
64 mm
| Your settings | |
|---|---|
Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
Finger coverage |
50 % |
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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 Group:
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Corundum |
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Shape:
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Cabochon |
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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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4.89 ct |
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Gram weight:
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0.98 g (0.0345 ounces) |
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Points:
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489 pts |
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Length:
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10 mm |
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Width:
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8.3 mm |
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Est. face-up size:
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68.06 mm² |
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Volume:
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244.5 mm³ |
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Length-to-width ratio:
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1.2 |
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Refractive Index:
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1.76 - 1.77 |
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Luster:
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Vitreous to adamantine |
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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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Sapphire can be found in the following colors:
                           
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Birthstone:
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Sapphire is a birthstone for the month of September |
Popular comparisons:
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 4.13ct Sapphire (Cabochon, Blue, 9.8 x 7.5)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 2.13ct Sapphire (Cabochon, Blue, 8.3 x 6.8)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 2.23ct Spinel (Cabochon, Purple, 7.2 x 6.6)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 2.23ct Ruby (Cabochon, Light Red, 7.2 x 6.6)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 2.23ct Ruby (Cabochon, Red, 7.2 x 6.6)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 2.23ct Sapphire (Cabochon, Blue, 8.3 x 6.7)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 2.23ct Sapphire (Cabochon, Purple, 7.6 x 6.6)
- 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3) vs. 1.97ct Sapphire (Cabochon, Light Purple, 7.9 x 6.73)