Yellow gold-tone 18kt yellow gold case with a brown leather strap. Fixed tachymeter scale yellow gold-tone 18kt yellow gold bezel. White dial with yellow gold-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Rolex Calibre 4030 Automatic movement, based upon Zenith El Primero 11, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 54 hours. Screw down crown. Solid case back. Round case shape, case size: 40 mm. Fold over clasp with a safety release. Functions: chronograph, column wheel, hour, minute, small second. Cosmograph Daytona Series. Sport watch style. Watch label: Swiss Made. Pre-owned Rolex Cosmograph Daytona Chronograph Automatic White Dial Mens Watch 16518 WAL.