Description: RED RUBY STAR ID1-4138 21.60 CT Black Star Sapphire, Star Sapphire, Star Sapphire Star sapphire is a corundum mineral. Its distinguishing feature is its high hardness in the star sapphire market, with the black star sapphire mostly found in the sandalwood market. Weighing between 1 and 20 carats, preferably oval-shaped cabochon cut. In order to see the star's features or 6-legged stars, 12-legged stars can be found, but they are difficult to find, so they are more expensive than 6-legged stars. A good quality star sapphire is to see a clear star leg. The gemstone is not broken. Black sapphire with yellow gold pin (star man: golden star sapphire) is more expensive than white star pin (star: star sapphire). Physical Properties Hardness 9 Mohs Scale Refractive Index 1.762 to 1.770 (-+0.000) Specific gravity 4.00 (-+0.05) black Optical characteristics, double refraction (DR) glow not glow Inner stigma, mineral crystals, needle threads, silk threads, straight stripes quality improvement It is popular to improve the quality with heat (Heat Treatment) in combination with flux-borax using low temperature. in order to maintain the shape of the gemstone, not split into layers along the crystal plane Maintenance, scratch resistance is very good. Be careful not to fall or hit because the gemstone is broken. be careful of bumps Thai gems. Note :The color of the real object will be a little different as the photos showed due to different monitors Payment Policy: I accept payment through PayPal. I expect all payments within 7 days of purchase. The items will be shipped within 1 business day after all of order payment. Shipping & handling Policy: Free Shipping Handling WORLDWIDE. The package will be shipped by USPS directly from Thailand via Standard Small package Airmail, and it will take about 11-23 business days. Guarantee Policy: 100% Satisfaction Guarantee: If you are not satisfied with the product you purchased for any reason, please contact us for a return instruction within 30 days for a refund. Shipping Handling costs are not refundable. Return shipping cost will be paid by seller.only usa. Contact Us: Please contact us by ebay message only. Thank you for your shopping Have a nice day!!!
Price: 96.73 USD
Location: default, CI
End Time: 2024-12-28T16:52:42.000Z
Shipping Cost: 8 USD
Product Images
Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Transparency: Opaque
Gemstone Color: Red
Gemstone Type: Ruby
Cut Grade: Excellent
Item Length: 13.5
Gemstone Shape: Cabochon
Item Depth: 11.0
Gemstone Creation: Natural
Vintage: Yes
Brand: Unbranded
Gemstone Form: Cut
Country of Origin: South Africa
Item Width: 13.0
Wholesale: Yes
