Stainless steel case with a blue (calfskin) leather strap. Fixed stainless steel bezel. Blue dial with luminous silver-tone hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Perpetual calendar. Four sub-dials displaying: moonphase, month, combined day and 60 second, combined date and power reserve. IWC calibre 52615 automatic movement, based upon IWC 52010, containing 54 Jewels, bitting at 28800 vph, and has a power reserve of approximately 168 hours. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape. Case size: 46.2 mm. Case thickness: 15.4 mm. Band width: 22 mm. Fold over clasp. Water resistant at 60 meters / 200 feet. Functions: perpetual calendar, moon phase, year, month, date, day, hour, minute, small second, power reserve indicator. Big Pilot Series. Luxury watch style. Watch label: Swiss Made. IWC Big Pilot Perpetual Automatic Blue Dial Men's Watch IW503605.specs:Case Case Size:462Case Thickness:15.4 mmCase Material:Stainless SteelCase Shape:RoundCase Back:TransparentBand Band Material:(Calfskin) LeatherBand Type:StrapBand Color:BlueBand Width:22 mmClasp:Fold OverDial Dial Color:BlueType:AnalogCrystal:Scratch Resistant SapphireHands:Luminous Silver-toneDial Markers:Arabic NumeralSecond Markers:Minute Markers around the outer rimSub Dials:Four - Moonphase, Month, Combined Day and 60 Second, Combined Date and Power ReserveLuminiscence:Hands and MarkersBezel:FixedBezel Color:Silver-toneBezel Material:Stainless SteelCrown:Screw DownInformation Brand:IWCSeries:Big PilotCollection Name:Big PilotGender:MensModel:IW503605Watch Label:Swiss MadeMovement:AutomaticEngine:IWC Calibre 52615Power Reserve:168 hoursFeatures Water Resistance:60 meters / 200 feetCalendar:Perpetual CalendarFunctions:Perpetual Calendar, Moon Phase, Year, Month, Date, Day, Hour, Minute, Small Second, Power Reserve IndicatorWatch Features:Analog, Power Reserve Indicator, Month, Perpetual, Leather, Stainless Steel, Moon PhaseAdditional Info Watch Style:LuxuryWarranty:2 Year Goldia WarrantyGoldia Sku:IWC5036-05Department:WatchesCategory:Watches