1 Carat Tourmaline Round (6.51×6.51mm, Violet)
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 |
39 % |
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Saved...
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Ring diameter:
16.9 mm
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Additional Info
Tourmaline has been a very popular gemstone since antiquity. It comes in a wide variety of colors, many times with two, or even three colors at once. It got its name from the Sinhalese word "turamali", which means "stone of mixed colors".
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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Tourmaline |
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Shape:
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Round |
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Chemical Formula:
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N/a |
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Crystal Structure:
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Hexagonal |
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Hardness:
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7 - 7.5 |
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Specific Gravity
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3.06 |
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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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6.51 mm |
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Width:
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6.51 mm |
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Average diameter:
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6.51 mm |
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Est. face-up size:
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33.29 mm² |
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Volume:
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65.36 mm³ |
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Length-to-width ratio:
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1 |
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Refractive Index:
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1.616 - 1.650 |
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Luster:
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Vitreous |
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Wearability:
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Very good |
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Care Instructions:
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No special or unusual care |
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Color:
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Tourmaline can be found in the following colors:
                               
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Birthstone:
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Tourmaline is a birthstone for the month of October |
Popular comparisons:
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Amethyst (Cushion, Light Purple, 6.41 x 6.41)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Emerald (Round, Green, 6.82 x 6.82)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1.02ct Sapphire (Round, Blue, 6.02 x 6.02)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Tourmaline (Emerald, Violet, 6.95 x 5.15)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Tanzanite (Trillion, Blue, 7.49 x 7.49)
- 1ct Tourmaline (Round, Violet, 6.51 x 6.51) vs. 1ct Zircon (Round, Orange, 5.69 x 5.69)