Brand, Seller, or Collection Name CitizenModel number BZ0016-50EPart Number BZ0016-50EItem Shape RoundDial window material type Anti reflective sapphireDisplay Type AnalogClasp Fold-Over Push-Button Clasp with SafetyCase material TitaniumCase diameter 44Case Thickness 15Band Material TitaniumBand length Men"s StandardBand width 23 millimetersBand Color SilverDial color BlackBezel material TitaniumBezel function StationaryCalendar Perpetual calendarSpecial features Chronograph, LuminousItem weight 16.01 OuncesMovement Japanese quartzWater resistant depth 330 Feet Grand ComplicationBold cases with highly sophisticated precision timekeeping are hallmarks of this collection of Signature watches. Anti-reflective sapphire crystals provide a clear window to see the sophisticated details on the dial. Each Grand Complication watch is assembled by hand.Diagram of FeaturesWatch Features DiagramCitizen Brand logoCitizen Grand ComplicationBold cases with highly sophisticated precision timekeeping are hallmarks of this collection of Signature watches. Anti-reflective sapphire crystals provide a clear window to see the sophisticated details on the dial. Each Grand Complication watch is assembled by hand.