18kt yellow gold case with a yellow gold-tone 18kt yellow gold bracelet. 8 screws fixed 18kt yellow gold bezel. Blue dial with gold-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Audemars Piguet Calibre 3120 Automatic movement, containing 40 Jewels, composed of 280 parts, bitting at 21600 vph, and has a power reserve of approximately 60 hours. Scratch resistant sapphire crystal. Screw down crown. Skeleton transparent exhibition see through case back. Octagon case shape, case size: 37 mm, case thickness: 9.8 mm. Fold over with safety release clasp. Water resistant at 50 meters / 165 feet. Functions: date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Audemars Piguet Royal Oak Blue Dial 18 Carat Yellow Gold Automatic Midsize Watch 15450BA.OO.1256BA.02.specs:Case Case Size:37 mmCase Thickness:9.8 mmCase Material:18kt Yellow GoldCase Shape:OctagonCase Back:Skeleton Transparent Exhibition See ThroughBand Band Material:18kt Yellow GoldBand Type:BraceletBand Color:Yellow Gold-toneClasp:Fold Over with Safety ReleaseDial Dial Color:BlueType:AnalogCrystal:Scratch Resistant SapphireHands:Gold-toneDial Markers:IndexSecond Markers:Minute Markers around the outer rimLuminiscence:Hands and MarkersBezel:8 Screws FixedBezel Material:18kt Yellow GoldCrown:Screw DownInformation Brand:Audemars PiguetSeries:Royal OakCollection Name:Royal OakGender:MensModel:15450BA.OO.1256BA.02Watch Label:Swiss MadeMovement:AutomaticEngine:Audemars Piguet Calibre 3120Power Reserve:60 hoursFeatures Water Resistance:50 meters / 165 feetCalendar:Date display at the 3 o'clock positionFunctions:Date, Hour, Minute, SecondWatch Features:GoldAdditional Info Watch Style:LuxuryWarranty:2 Year Goldia WarrantyGoldia Sku:AP15450BAOO1256BA02Department:WatchesCategory:Watches