The gokosho (Sanskrit: vajra) is a ritual implement in esoteric Buddhism, the chief branches of which are Shingon and Tendai. Implements such as the gokosho are placed on an altar or are held by a celebrant in order to sanctify the space, to symbolize the Buddha’s power, and to empower the celebrant. 

Available  in silver, antique silver. black, or 24k gold on the silver body.  2.25 inches (57mm) long.