Naval Long Service and Good Conduct Medal (1848) the second version of the medal with its narrower suspender that was introduced in 1874, the ribbon dimensions were changed to 32 millimetres wide and Navy blue, with 6½ millimetres wide white edges. The first version of the medal has the effigy of Queen Victoria on the obverse and was designed by William Wyon, the chief engraver at the Royal Mint from 1828 until his death. The reverse has the image of HMS "Victory" that would remain virtually unchanged through all subsequent versions of the medal. The details of the recipient were either engraved or, after 1877, impressed around the
General Service Medal (1918) General Service Medal (1918) The General Service Medal (1918 GSM) was instituted to recognise service in minor Army and Royal Air Force operations for which no separate medal was intended. Local forces, including police, qualified for many of the clasps, as could units of the Indian Army prior to 1947. The GSM was equivalent to the 1915 Naval General Service Medal. Both these medals were replaced by the General Service Medal in 1962. A bronze oak leaf emblem is worn on the ribbon of the medal to signify a mention in dispatches for a campaign for which the GSM was