Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel with 18kt yellow gold claws. White mother of pearl dial with yellow gold hands and diamond hour markers. Dial Type: Analog. Date display at the 3 o'clock position. Automatic movement with a 50 hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Case diameter: 31 mm. Round case shape. Band width: 20.3 mm. Band length: 8 inches. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second, chronometer. Luxury watch style. Watch label: Swiss Made. Item Variations: 123 20 31 20 55 004, 123-20-31-20-55-004, 123/20/31/20/55/004, 12320312055004. Omega Constellation White Mother of Pearl Diamond Steel and 18K Yellow Gold Ladies Watch 123.20.31.20.55.004.specs:Case Case Size:31 mmCase Thickness:12 mmCase Material:Stainless SteelCase Shape:RoundCase Back:TransparentBand Band Material:Stainless SteelBand Type:BraceletBand Color:Silver-toneBand Length:8 inchesBand Width:20.3 mmClasp:DeploymentDial Dial Color:White Mother of PearlType:AnalogCrystal:Scratch Resistant SapphireHands:Yellow GoldDial Markers:DiamondBezel:Fixed Stainless Steel with 18kt Yellow GoldCrown:Pull / PushInformation Brand:OmegaSeries:ConstellationCollection Name:ConstellationGender:WomensModel:123.20.31.20.55.004Watch Label:Swiss MadeMovement:AutomaticEngine:Omega Calibre 8520Power Reserve:50 hoursFeatures Water Resistance:100 meters / 330 feetCalendar:Date display at the 3 o'clock positionFunctions:Date, Hour, Minute, Second, ChronometerWatch Features:Diamond, Stainless Steel, Gold, Chronometer, AnalogAdditional Info Watch Style:LuxuryWarranty:4 Year Goldia WarrantyUPC Code:7612586236693Goldia Sku:OM12320312055004Item Variation:123 20 31 20 55 004, 123-20-31-20-55-004, 123/20/31/20/55/004, 12320312055004Department:WatchesCategory:Watches