Instituted 2 June 1960 and amended in 1964 and 1966, the clasp is awarded for an aggregate of one year of service in the defence of the northern in areas in the Himalayas. This roughly corresponds to portions of NEFA, and the Tibet borders of Uttar Pradesh, Jammu and Kashmir, and Sikkim. Air Force personnel must have carried out a minimum of ten sorties or forty hours of flying in areas and time periods specified to be eligible for award. The clasps bears the word हिमालय separated in the middle by a depiction of a pine tree. This clasp has not been awarded since 1986, with qualifying service now being recognized by the High Altitude Service Medal. The Senya Seva Medal With Jammu & Kashir Award Bar. Officially Named on Rim An original full size award in cupro nickel measuring 1.3/8th inches in diameter 36mm) and in very fine condition. It is complete with original correct ribbon. The rim is officially impressed with the details of the recipient. " 6257605 S-M. Gurdial Singh. Sigs". ( Sigs = Signals). Obverse - The face of the mountain Nanda Devi with bamboo in the foreground Reverse - The gateway to an ancient Indian fort, inscribed above in Hindi ‘Sainya Seva Medal’