1 Carat Topaz Round (6×6mm, Blue)
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Skin tone:
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Ring width:
3.0 mm
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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 |
|
Saved...
|
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Ring diameter:
16.9 mm
|
Additional Info
Topaz is a gemstone of many colors. It’s commonly found colorless (white) and then treated to achieve desired colors. Blue Topaz is the most common and popular color variety.
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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Topaz |
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Mineral Class:
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Topaz |
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Shape:
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Round |
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Chemical Formula:
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Al2SiO4(F,OH)2 |
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Crystal Structure:
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Orthorhombic |
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Hardness:
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8 |
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Specific Gravity
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3.53 |
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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 mm |
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Width:
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6 mm |
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Average diameter:
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6 mm |
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Est. face-up size:
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28.27 mm² |
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Volume:
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56.66 mm³ |
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Length-to-width ratio:
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1 |
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Refractive Index:
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1.610 - 1.638 |
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Cleavage:
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1,3 - basal |
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Luster:
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Vitreous |
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Birefringence:
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0.014 |
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Wearability:
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Very good |
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Care Instructions:
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Avoid hard hits or drops |
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Color:
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Birthstone:
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Topaz is a birthstone for the month of December |
Popular comparisons:
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Sapphire (Round, Blue, 4.75 x 4.75)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.56ct Topaz (Round, Blue, 5 x 5)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.56ct Topaz (Round, Blue, 5.14 x 5.14)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 2ct Topaz (Round, Blue, 8 x 8)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Oval, Blue, 5 x 5)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 1ct Topaz (Round, Blue, 7 x 7)
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