Rolex - A lady's two colour 'Oyster Perpetual Date' wristwatch

circa 1975, model number 6917, serial number 3901772, the signed circular textured champagne dial, 20mm diameter, with gold coloured batons and hands, centre sweep and date window at 3 o'clock, signed 28 jewel mechanical automatic movement calibre 2030, number 46800, with liveried crown, case, 26mm diameter, steel with gold fluted bezel, verso screw down with brushed finish, signed interior numbered 6917, to a steel and gold tapering 'Oyster' link bracelet with liveried fold over clasp, presented in a liveried case with tapestry cover