50s vintage watch Buren Grand Prix Super Slender ref 775701 micro rotor cal 1005From the late 50's early 60's this fantastic Buren automatic with mircro rotor 1005, first movement family with micro rotor, recently serviced by watchmaker Case: o Gold plated and back in stainless steel with marks and scratches all over, ref. 775701 and serial 787556 o Fine condition with strong geometry o 34mm without crown 41mm lug to lug 9mm tickness 18mm lug width o New generic plexiglass o Generic crown Movement: o Mechanical automatic Buren