Ketu is the descending lunar node in Vedic, or Hindu astrology. After the head of Svarbhānu, an Asura, was cut off by God Vishnu, his head and body joined with a snake to form 'Ketu', representing the body without a head, and Rahu
Cat’s eye became popular since the end of the 19th century when it was given as engagement token by Duke of Connaught. This greatly increased its value as a gemstone. The increased demand in turn created an intensified search for it in Ceylon.
PRIMARY GEMSTONE: Natural Cat’s-eye: Any Natural stone having Needles lying in one plane causes the Cat’s-Eye effect perpendicular to needles. Natural Cat’s-Eye Chrysobery1: Called as ‘Kanak Khet ka Lahsuniya’ from Sri Lanka is considered to be the best and most expensive. It is characterized by good luster and yellow green honey color. Natural Cat’s-eye Sillimanite: Translucent gray colour gem showing sharp eye good milk & honey effect. Natural Cat’s-eye Quartz or black gem with Cat’s-eye in opaque stone.