Rolex. An 18K gold self-winding water-resistant dual time wristwatch with sweep centre seconds, date and bracelet

Rolex. An 18K gold self-winding water-resistant dual time wristwatch with sweep centre seconds, date and bracelet
Signed Rolex, Oyster Perpetual Date, GMT-Master, ref. 16718, case no. L655412, manufactured in 1990
Cal. 3135 nickel-finished lever movement, 31 jewels, the brushed brown dial with luminous dot and baton numerals, luminous mercedes hands, central hand for the second time zone, sweep centre seconds, magnified window for date, in tonneau-shaped water-resistant-type case with revolving brown bezel calibrated for 24 hours, screw back and screw down crown, 18K gold Rolex Oyster bracelet, case, dial and movement signed
40 mm. diam.