Vacheron & Constantin - An 18ct gold wristwatch, circa 1967, model 6712, serial number 417234, square silvered dial with silver coloured batons and hands, signed 17 jewel mechanical crown wind movement calibre 1003, tonneau case, 27mm wide, convex bezel with textured finish, interior with Swiss mark for 18ct gold, Poinçon de Maître: Key of Geneva number 23 for Eggly & Cie, 18K 0,750 and London import hallmarks for 18ct gold, to an integral bark finished bracelet, the fold over clasp with integral safety clip, marked with London import hallmarks for 18ct gold, overall length 190mm, 57.8g ex movement