Description: GOLDEN GREEN 28.60 CTS CABOCHON STAR SAPPHIRE ID1-3931Black Star Sapphire, Star Sapphire, Star SapphireStar 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 ScaleRefractive Index 1.762 to 1.770 (-+0.000)Specific gravity 4.00 (-+0.05)blackOptical characteristics, double refraction (DR)glow not glowInner stigma, mineral crystals, needle threads, silk threads, straight stripesquality 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 planeMaintenance, scratch resistance is very good. Be careful not to fall or hit because the gemstone is broken. be careful of bumpsThai 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: 113.05 USD
Location: default, CI
End Time: 2024-11-28T02:25:36.000Z
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 or replacement (buyer's choice)
Transparency: Opaque
Gemstone Color: Green
Gemstone Type: Sapphire
Cut Grade: Very Good
Item Length: 18.0
Gemstone Shape: Cabochon
Item Depth: 8.5
Gemstone Creation: Natural
Vintage: Yes
Gemstone Treatment: Heated
Brand: Unbranded
Gemstone Form: Rough
Gemstone Clarity Grade: Eye Clean
Country/Region of Manufacture: Thailand
Country of Origin: Thailand
Item Width: 15.0
Wholesale: Yes
