-. Binding : Jewelry -. Brand : Clara -. Department : mens -. Feature : Natural certified Gemstone for Astrological Use / Pure silver tends to tarnish and become yellow and eventually black after sometimes. But it can be easily cleaned by gently rubbing the ring with colgate powder. / Slight variation in shape of the stone is possible as no two natural gemstones are similar in shape and size. / Product weight = 6.3gms Approx / Stone weight is mentioned both in carat and ratti. Ratti calculated as per 180 milligrams for 1 carat. -. Label : Clara -. Manufacturer : Clara -. ProductGroup : Jewelry -. ProductTypeName : FASHIONRING -. Publisher : Clara -. Studio : Clara -. Title : Clara Certified Iolite (Neeli) 6.5cts or 7.25ratti original stone Stunning Sterling Silver Astrological Ring for Men and Women