Rare silver ring of a veteran of the ''Military Assistance Command-Vietnam - Studies and Observation-Group'', a Green Beret special unit of the US Army, on the plate skull with beret as well as paratrooper symbol and abbreviation CCN MACV-SOG RT, on the ring shoulders crossed arrows with sword, inside stamped ''925''. In addition a commemorative plaque, made of hardwood, in it a sheet / shrapnel of aluminium with various military numbers and in camouflage colour. A tin plate ''Hanoi 1966'' is attached underneath. Wooden body 13 x 8 x 1,8 cm