Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Black dial with luminous silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. Automatic movement with a 60-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Skeleton case back. Case diameter: 41.5 mm. Case thickness: 13 mm. Round case shape. Deployment clasp with push button release. Water resistant at 150 meters / 500 feet. Functions: date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Omega Aqua Terra Chronometer Black Dial Stainless Steel Men's Watch 231.10.42.21.01.001.specs:General Color:Aqua / Black / SkeletonCase Case Size:41.5 mmCase Thickness:13 mmCase Material:Stainless SteelCase Shape:RoundCase Back:SkeletonBand Band Material:Stainless SteelBand Type:BraceletBand Color:Silver-toneBand Length:8 inchesBand Width:20 mmClasp:Deployment with Push Button ReleaseDial Dial Color:BlackType:AnalogCrystal:Scratch Resistant SapphireHands:Silver-toneDial Markers:IndexSecond Markers:Minute Markers around the outer rimLuminiscence:Hands and MarkersBezel:FixedBezel Color:Silver-toneBezel Material:Stainless SteelCrown:Screw DownInformation Brand:OmegaSeries:Aqua TerraCollection Name:Seamaster Aqua Terra Automatic ChronometerGender:MensModel:231.10.42.21.01.001Watch Label:Swiss MadeMovement:AutomaticEngine:Omega Calibre 8500Power Reserve:60 hoursFeatures Water Resistance:150 meters / 500 feetCalendar:Date display at the 3 o'clock positionFunctions:Date, Hour, Minute, Second, ChronometerWatch Features:Stainless Steel, Chronometer, AnalogAdditional Info Watch Style:LuxuryWarranty:4 Year Goldia WarrantyUPC Code:7612586228124Goldia Sku:OM23110422101001Item Variation:231 10 42 21 01 001, 231-10-42-21-01-001, 231/10/42/21/01/001, 23110422101001Department:WatchesCategory:Watches