ROLEX GMT MASTER Reference: 16750. serial number: 9 359 676 Steel case, rotating bezel, black insert graduated over 24 hours. Black dial, circled hour-markers. Service hands. Mechanical self-winding movement (Please note: Movement identification calibre Ref. 3 000 is incorrect for this reference, probably changed during servicing. The plate should be marked 3,075 for a reference 16750. Jubilee steel bracelet on signed folding clasp. Plexiglas glass. Circa 1986. Diameter: 40 mm. A stainless steel wristwatch automatic movement, by Rolex. Circa 1986.