Grey titanium case with a grey titanium bracelet. Fixed grey titanium with a black ion-plated showing tachymeter bezel. Black carbon fiber dial with luminous hands and index hour markers. Minute and 24 hour (GMT) markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between 4 and 5 o'clock position. Chronograph - three sub-dials displaying: 60 seconds, 30 minutes and 12 hours. Omega Calibre 3603 automatic movement with a 52-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Round case shape, case size: 44.25 mm, case thickness: 15.9 mm. Band width: 20 mm. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, GMT, second time zone, date, hour, minute, second, chronometer, tachymeter. Additional Info: limited solar impulse edition. Casual watch style. Watch label: Swiss Made. Item Variations: 321 90 44 52 01 001, 321-90-44-52-01-001, 321/90/44/52/01/001, 32190445201001. Omega Speedmaster HB-SIA Chronograph Automatic Chronometer Men's Watch 321.90.44.52.01.001.specs:General Color:Black / TanCase Case Size:44.25 mmCase Thickness:15.9 mmCase Material:TitaniumCase Shape:RoundCase Back:SolidBand Band Material:TitaniumBand Type:BraceletBand Color:GreyBand Width:20 mmClasp:DeploymentDial Dial Color:Black Carbon FiberType:AnalogCrystal:Scratch Resistant SapphireHands:LuminousDial Markers:IndexSecond Markers:Minute and 24 Hour (GMT) markers around the outer rimSub Dials:Three - 60 second, 30 Minute and 12 HourLuminiscence:Hands and MarkersBezel:FixedBezel Color:GreyBezel Material:Titanium with a Black Ion-plated showing TachymeterCrown:Pull / PushInformation Brand:OmegaSeries:Speedmaster Hb-SiaCollection Name:Speedmaster HB-SIAGender:MensModel:321.90.44.52.01.001Watch Label:Swiss MadeMovement:AutomaticEngine:Omega Calibre 3603Power Reserve:52 hoursFeatures Water Resistance:100 meters / 330 feetCalendar:Date display between 4 and 5 o'clock positionFunctions:Chronograph, GMT, Second Time Zone, Date, Hour, Minute, Second, Chronometer, TachymeterWatch Features:Analog, GMT, Chronometer, Solar, Titanium, Chronograph, Time ZoneAdditional Info Watch Style:CasualWarranty:4 Year Goldia WarrantyUPC Code:7612586189944Additional Info:LIMITED SOLAR IMPULSE EDITIONGoldia Sku:OM32190445201001Item Variation:321 90 44 52 01 001, 321-90-44-52-01-001, 321/90/44/52/01/001, 32190445201001Department:WatchesCategory:Watches