Royal Corps of Naval Constructors Lapel Badge in Unmarked Yellow Metal, a very interesting item the format showing a Naval crown over a roped strap ‘Royal Corps of Naval Constructors’, in the centre in relief a sea lion and a sea horse supporting a central device with a fouled anchor below, original pin back, marked TJM London 1962, the reverse disc indicates that an engraved legend has been removed, (10.69gms), excellent condition £80-120