Rolex. A stainless steel and 18K gold automatic dual time wristwatch with sweep centre seconds, date and bracelet

Rolex. A stainless steel and 18K gold automatic dual time wristwatch with sweep centre seconds, date and bracelet
Signed Rolex, Oyster Perpetual Date, GMT-Master, ref. 16753, case no. 8'940'799, manufactured in 1985
Cal. 3075 nickel-finished lever movement, 27 jewels, black dial, luminous dot, baton and dagger numerals, luminous mercedes hands, central hand for the second time zone, sweep centre seconds, magnified window for date, tonneau-shaped water-resistant-type case, revolving black bezel with gold rim calibrated for 24 hours, screw back, gold screw down crown, stainless steel and 18K gold Rolex Oyster bracelet, case, dial and movement signed
39.5 mm. diam.