Stainless steel case with a stainless steel Rolex oyster bracelet with 18kt yellow gold center links. Fixed 18kt yellow gold bezel showing tachymeter markings. Black dial with yellow gold-tone hands and luminous stick hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and dial markers. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. 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. Oysterlock clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second, chronometer. Luxury watch style. Watch label: Swiss Made. Item Variations: 116503-78590. Rolex Cosmograph Daytona Steel and 18K Yellow Gold Oyster Men's Watch 116503BKSO.specs:Case Case Size:40 mmCase Color:Silver-ToneCase Material:Stainless SteelCase Shape:RoundCase Back:SolidBand Band Material:Stainless Steel and 18kt Yellow Gold Rolex OysterBand Type:BraceletBand Color:Two-tone (Silver-tone and Gold-tone)Clasp:OysterlockDial Dial Color:BlackType:AnalogCrystal:Scratch Resistant SapphireHands:Yellow Gold-toneDial Markers:Luminous StickSecond Markers:Minute Markers around the outer rimSub Dials:Three - 60 Second, 30 Minute and 12 HourLuminiscence:Hands and Dial MarkersBezel:Fixed Tachymeter ScaleBezel Material:18kt Yellow GoldCrown:Screw DownInformation Brand:RolexSeries:Cosmograph DaytonaCollection Name:Cosmograph DaytonaGender:MensModel:116503BKSOWatch Label:Swiss MadeMovement:AutomaticEngine:Rolex Calibre 4130Power Reserve:72 hoursFeatures Water Resistance:100 meters / 330 feetFunctions:Chronograph, Hour, Minute, Second, ChronometerWatch Features:Chronograph, Stainless Steel, Gold, Chronometer, AnalogAdditional Info Watch Style:LuxuryWarranty:2 Year Goldia WarrantyUPC Code:845960098304Goldia Sku:RLX116503BKSOItem Variation:116503-78590 , M116503-0004Department:WatchesCategory:Watches