18kt yellow gold case with a 18kt yellow gold rolex oyster bracelet. Fixed yellow gold 18kt yellow gold bezel. Black dial with gold-tone hands and index hour markers. Tachymeter. Dial Type: Analog. Luminescent hands and markers. Chronograph - three sub-dials displaying: 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. Case size: 40 mm. Round case shape. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Rolex Cosmograph Daytona Black Dial Automatic Men's Chronograph Watch 116508BKSO.specs:Case Case Size:40Case Material:18kt Yellow GoldCase Shape:RoundCase Back:SolidBand Band Material:18kt Yellow Gold Rolex OysterBand Type:BraceletDial Dial Color:BlackType:AnalogCrystal:Scratch Resistant SapphireHands:Gold-toneDial Markers:IndexSecond Markers:TachymeterSub Dials:Three - 60 Second, 30 Minute and 12 HourLuminiscence:Hands and MarkersBezel:Fixed Tachymeter ScaleBezel Material:18kt Yellow GoldCrown:Screw DownInformation Brand:RolexSeries:Cosmograph DaytonaCollection Name:Cosmograph DaytonaGender:MensModel:116508BKSOWatch Label:Swiss MadeMovement:AutomaticEngine:Rolex Calibre 4130Power Reserve:72 hoursFeatures Water Resistance:100 meters / 330 feetFunctions:Chronograph, Hour, Minute, SecondWatch Features:Chronograph, Gold, AnalogAdditional Info Watch Style:LuxuryWarranty:2 Year Goldia WarrantyGoldia Sku:RLX116508BKSOItem Variation:M116508-0004Department:WatchesCategory:Watches