Pre-owned. 18kt white gold case. Black oysterflex strap (Ref: 116519LN). Fixed 18kt white gold bezel with black cerachrom top ring. Steel dial. Luminous silver-tone hands and index hour markers. Minute markers around the outer rim. Analog dial type. Luminescent hour markers visible in low light. Chronograph functions: analog display, three sub-dials (60 second, 30 minute, 12 hours). Powered by Rolex Calibre 4130 automatic movement with a 72-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back present. Round case shape. Case size: 40 mm. Equipped with Oysterlock clasp. Water resistant to 100 meters / 330 feet (jet dives). Functions include chronograph, tachymeter, hour, minute, second indications. Luxury Swiss Made style.