Stainless steel case with a stainless steel bracelet. Bi-directional rotating stainless steel bezel. Black dial with silver-tone hands and stick hour markers. Minute markers. Slide rule around the outer rim. Dial Type: Analog. Date around the outer rim. Month and day of the week below the 12 o'clock position. Chronograph - three sub-dials displaying: 30 minute, 12 hour and 1/4th of a second. Automatic movement with 42 hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case diameter: 43 mm. Case thickness: 14.1 mm. Round case shape. Band width: 22 mm. Fold over clasp with safety release. Water resistant at 30 meters / 100 feet. Functions: chronograph, month, day, date, hour, minute, second. Luxury watch style. Additional Information: Slide Rule aka Navigation Computer which allows to compute different airborne calculations such as fuel consumption, climbing times & converting miles into nautical miles or kilomters. Watch label: Swiss Made. Breitling Montbrillant Datora Automatic Chronograph Black Dial Stainless Steel Men's Watch A2133012-BB58SS.specs:General Color:BlackCase Case Size:43 mmCase Thickness:14.1 mmCase Material:Stainless SteelCase Shape:RoundCase Back:SolidBand Band Material:Stainless SteelBand Type:BraceletBand Color:Silver-toneBand Width:24 mmClasp:Fold Over with Safety ReleaseDial Dial Color:BlackType:AnalogCrystal:Scratch Resistant SapphireHands:Silver-toneDial Markers:StickSecond Markers:Minute Markers. Slide Rule around the outer rimSub Dials:Three - 30 Minute, 12 Hour and 1/4th of a SecondBezel:Bi-directional Rotating Slide RuleBezel Color:Silver-toneBezel Material:Stainless SteelCrown:Pull / PushInformation Brand:BreitlingSeries:Montbrillant DatoraCollection Name:Montbrillant DatoraGender:MensModel:A2133012/BB58 - 441AWatch Label:Swiss MadeMovement:AutomaticEngine:Breitling Calibre 21Power Reserve:42 hoursFeatures Water Resistance:30 meters / 100 feetCalendar:Date around the outer rim. Month and day of the week at the 12 o'clock positionFunctions:Month, Day, Date, Hours, Minutes, Seconds, Chronograph, GMT, Second Time Zone, World Time, Navigation ComputerrWatch Features:Analog, GMT, World Time, Month, Stainless Steel, Chronograph, Time ZoneAdditional Info Watch Style:TravelWarranty:2 Year Goldia WarrantyUPC Code:845960045322Goldia Sku:BTA2133012-BB58SSDepartment:WatchesCategory:Watches