Stainless steel case with a grey leather strap. Fixed 18kt sedna gold bezel with a black ceramic top ring showing tachymeter markings. Grey dial with luminous 18kt sedna gold hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 6 o'clock position. Chronograph - two sub-dials displaying: 60 second and 12 hour. Omega calibre 9900 automatic movement with a 60-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape. Case size: 44.25 mm. Band width: 21 mm. Fold over clasp with a push button release. Water resistant at 50 meters / 165 feet. Functions: chronograph, tachymeter, date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Omega Speedmaster Racing Chronograph Automatic Grey Dial Men's Watch 329.23.44.51.06.001.specs:Case Case Size:4425Case Material:Stainless SteelCase Shape:RoundCase Back:TransparentBand Band Material:Alligator LeatherBand Type:StrapBand Color:GreyBand Width:21 mmClasp:Fold Over with Push Button ReleaseDial Dial Color:GreyType:AnalogCrystal:Scratch Resistant SapphireHands:Luminous 18kt Sedna GoldDial Markers:IndexSecond Markers:Minute Markers around the outer rimSub Dials:Two - 60 Second and 12 HourLuminiscence:Hands and MarkersBezel:FixedBezel Material:18kt Sedna Gold with a Black Ceramic Top Ring showing Tachymeter MarkingsCrown:Screw DownInformation Brand:OmegaSeries:Speedmaster RacingCollection Name:Speedmaster RacingGender:MensModel:329.23.44.51.06.001Watch Label:Swiss MadeMovement:AutomaticEngine:Omega Calibre 9900Power Reserve:60 hoursFeatures Water Resistance:50 meters / 165 feetCalendar:Date display at the 6 o'clock positionFunctions:Chronograph, Tachymeter, Date, Hour, Minute, SecondWatch Features:Analog, Ceramic, Gold, Leather, Stainless Steel, ChronographAdditional Info Watch Style:LuxuryWarranty:4 Year Goldia WarrantyUPC Code:7612586270246Goldia Sku:OM32923445106001Department:WatchesCategory:Watches