Ulysse Nardin Diver Chronometer Automatic Black Dial Mens Watch 1183-170-3/92.  Titanium case with a black rubber strap with integrated titanium elements. Uni-directional rotating titanium bezel with a black ring. Black dial with luminous silver-tone hands and index hour markers. Minute markers around the outer rim.  Two sub-dials displaying: small second and power reserve indicator. Ulysse Nardin calibre UN-118 automatic movement with a 60-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape. Case size: 44 mm. Case thickness: 13.10 mm. Band width: 22 mm. Tang clasp. Water resistant at 300 meters / 1000 feet. Functions: date, hour, minute, second, power reserve indicator, chronometer.