Yellow gold-tone 18kt yellow gold case with a black leather strap. Fixed tachymeter scale yellow gold-tone 18kt yellow gold bezel. Mother of pearl dial with yellow gold-tone hands and Arabic numeral & index hour markers. Minute markers around the outer rim. Dial Type: Analog. Chronograph - sub-dials displaying: 12 hour, 30 minute, 60 minute. 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. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape, case size: 40 mm. Fold over clasp with a safety release. Water resistant at 100 meters / 330 feet. Functions: chronograph, column wheel, hour, minute, small second. Additional Info: original green case back sticker intact. Daytona Series. Luxury watch style. Watch label: Swiss Made. Pre-owned Rolex Daytona Chronograph Automatic Mens Watch 16518.