ROLEX - a gentleman's Oyster Perpetual Date Sea-Dweller wrist watch. Circa 1991. Stainless steel case with calibrated bezel. Reference 16600, serial E936775. Signed automatic calibre 3135 with quick date set. Black dial with luminous dot hour markers, date aperture to three. Fitted to an unsigned black nylon 'NATO' style strap with nickel plated pin buckle. 40mm. Papers.