Stainless steel case with a stainless steel bracelet. Uni-directional rotating stainless steel bezel with a black ceramic (count-up elapsed time) top ring. Black dial with luminous skeleton hands and dot hour markers. Arabic numeral minute markers (at 5 minute intervals). Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 6 o'clock position. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Omega calibre 3330 automatic movement, based upon ETA Valjoux 7753, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 52 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape. Case size: 41.5 mm. Case thickness: 13 mm. Band width: 20 mm. Band length: 8 inches. Deployment clasp. Water resistant at 300 meters / 1000 feet. Functions: chronograph, date, hour, minute, second, chronometer. Additional Info: helium escapement valve located on the edge of the case at the 10 o'clock position. Seamaster Diver 300 Co-axial Chronograph Series. Dive watch style. Watch label: Swiss Made. Item Variations: 21230425001001, 212 30 42 50 01 001. Omega Seamaster Diver 300 M Co-Axial Chronograph 41.5 mm Men's Watch 212.30.42.50.01.001.specs:Case Case Size:41.5 mmCase Thickness:13 mmCase Material:Stainless SteelCase Shape:RoundCase Back:SolidBand Band Material:Stainless Steel 1Band Type:BraceletBand Color:Silver-toneBand Length:8 inchesBand Width:20 mmClasp:DeploymentDial Dial Color:BlackType:AnalogCrystal:Scratch Resistant SapphireHands:Luminous SkeletonDial Markers:DotSecond Markers:Minute Markers around the outer rimSub Dials:Three - 60 Second, 30 Minute and 12 HourLuminiscence:Hands and MarkersBezel:Uni-directional RotatingBezel Color:Black Ceramic Top RingBezel Material:Stainless Steel with a Black Ceramic (Count-Up Elapsed Time) Top RingCrown:Screw DownInformation Brand:OmegaSeries:SeamasterCollection Name:Seamaster Diver 300 Co-Axial ChronographGender:MensModel:212.30.42.50.01.001Watch Label:Swiss MadeMovement:AutomaticEngine:Omega Calibre 3330Power Reserve:52 hoursFeatures Water Resistance:300 meters / 1000 feetCalendar:Date display at the 6 o'clock positionFunctions:Chronograph, Date, Hour, Minute, Second, ChronometerWatch Features:Chronograph, Stainless Steel, Ceramic, Chronometer, AnalogAdditional Info Watch Style:DiveWarranty:4 Year Goldia WarrantyUPC Code:7612586239236Additional Info:Helium Escapement Valve located on the edge of the case at the 10 o'clock positionGoldia Sku:OM21230425001001Item Variation:21230425001001, 212 30 42 50 01 001Department:WatchesCategory:Watches