Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel showing tachymeter markings. Black dial with luminous arrow-shaped 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 9300 automatic movement, containing 54 Jewels, composed of 337 parts, bitting at 28800 vph, and has a power reserve of approximately 60 hours. Scratch resistant sapphire crystal. Pull / push crown. Skeleton case back. Round case shape. Case size: 41.5 mm. Case thickness: 16 mm. Band width: 21.6 mm. Band length: 8.5 inches. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second, chronometer, tachymeter. Speedmaster Series. Luxury watch style. Watch label: Swiss Made. Omega Speedmaster 57 Chronograph Automatic Men's Watch 33110425101002.specs:Case Case Size:41.5 mmCase Thickness:16 mmCase Material:Stainless SteelCase Shape:RoundCase Back:SkeletonBand Band Material:Stainless SteelBand Type:BraceletBand Color:Silver-toneBand Length:8.5 inchesBand Width:21.6 mmClasp:DeploymentDial Dial Color:BlackType:AnalogCrystal:Scratch Resistant SapphireHands:Luminous Arrow-shapedDial Markers:IndexSecond Markers:Minute Markers around the outer rimSub Dials:Two - 60 Second and 12 HourLuminiscence:Hands and MarkersBezel:FixedBezel Color:Silver-toneBezel Material:Stainless Steel showing TachymeterCrown:Pull / PushInformation Brand:OmegaSeries:SpeedmasterCollection Name:SpeedmasterGender:MensModel:331.10.42.51.01.002Watch Label:Swiss MadeMovement:AutomaticEngine:Omega Calibre 9300Power Reserve:60 hoursFeatures Water Resistance:100 meters / 330 feetCalendar:Date display at the 6 o'clock positionFunctions:Chronograph, Date, Hour, Minute, Second, Chronometer, TachymeterWatch Features:Chronograph, Stainless Steel, Chronometer, AnalogAdditional Info Watch Style:LuxuryWarranty:4 Year Goldia WarrantyUPC Code:7612586258053Goldia Sku:OM33110425101002Department:WatchesCategory:Watches