1 Carat Topaz Round (6.23×6.23 mm)
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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?
Where to buy?
For Topaz check what Amazon has to offer. You'll usually find quite a selection from many different vendors. Worth a check. For other high quality gemstones (Rubies, Saphhires, Emeralds) and especially Diamonds, I highly recommend JamesAllen.
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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6.23 mm |
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Width:
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6.23 mm |
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Average diameter:
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6.23 mm |
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Est. face-up size:
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30.48 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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|
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Birthstone:
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Topaz is a birthstone for the month of December |
Popular comparisons:
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Tourmaline (Round, Violet, 6.51 x 6.51)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Tourmaline (Round, Blue, 6.51 x 6.51)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 0.25ct Alexandrite (Trillion, Violet, 4.54 x 4.54)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Topaz (Emerald, Blue, 6.66 x 4.93)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 0.6ct Tanzanite (Round, Blue, 5.38 x 5.38)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Tourmaline (Round, Dark Bluish Green, 6.51 x 6.51)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Amethyst (Round, Violet, 6.86 x 6.86)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Tanzanite (Round, Blue, 6.37 x 6.37)
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