Rolex - A steel 'Oyster Perpetual Datejust 31' wristwatch, circa 1978, model 6827, serial number 5201237, signed circular black dial with silver coloured batons, hands, centre sweep and date window under a Cyclops at 3H, signed 28 jewel mechanical automatic chronometer rated movement calibre 2030 with liveried screw down crown, case, 31mm diameter, fluted bezel, interior signed and numbered, to a steel 'Jubilee' link bracelet with fold over clasp numbered H8 (for August 1983), the end links numbered 587