1 Carat Spinel Pear (8.6×5.18mm, Red)
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 |
31 % |
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Saved...
|
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Ring diameter:
16.9 mm
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Additional Info
Spinel is a rare gemstone that occurs in practically all colors. Because of similar properties, red and blue Spinels have often been mistaken for Rubies and Sapphires. For example, the Black Prince's Ruby is actually a Spinel.
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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Spinel |
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Shape:
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Pear |
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Chemical Formula:
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MgAl2O4 |
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Crystal Structure:
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Isometric |
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Hardness:
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7.5-8 |
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Specific Gravity
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3.6 |
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Carat weight:
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1 ct |
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Gram weight:
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0.2 g (0.0071 ounces) |
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Points:
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100 pts |
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Length:
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8.6 mm |
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Width:
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5.18 mm |
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Est. face-up size:
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32.52 mm² |
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Volume:
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55.56 mm³ |
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Length-to-width ratio:
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1.66 |
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Refractive Index:
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1.712 - 1.736 |
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Luster:
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Vitreous |
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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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Spinel can be found in the following colors:
                               
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Birthstone:
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Spinel is not an official birthstone of any month |
Popular comparisons:
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Spinel (Oval, Light Red, 7.83 x 5.22)
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Emerald (Pear, Green, 9.46 x 5.7)
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Spinel (Emerald, Red, 6.62 x 4.9)
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Sapphire (Pear, Blue, 8.3 x 5)
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Spinel (Pear, Red, 8.6 x 5.18) vs. 1ct Spinel (Oval, Red, 7.83 x 5.22)
- 1.93ct Spinel (Pear, Red, 10 x 6.5) vs. 1.85ct Sapphire (Round, Light Violet, 7.5 x 7.5)