Stainless steel and 18kt yellow gold case with a two-tone (silver-tone and gold-tone) stainless steel and 18k yellow gold rolex oyster bracelet. Fixed tachymeter scale 18kt yellow gold bezel. Black mother of pearl dial with gold-tone hands and diamond hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands. Chronograph - sub-dials displaying: three - 60 second, 30 minute and 12 hours. Rolex Calibre 4130 automatic movement with a 72-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape. Case size: 40 mm. Oysterlock clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, small second, chronometer. Luxury watch style. Watch label: Swiss Made. Rolex Cosmograph Daytona Black Mother Of Pearl Diamond Dial Mens Watch 116503BKMDO.