The legendary classic as a stylish accessory for home hotel lobbies restaurant office.... Model number:  A990.CLOCK.16SBBFamily/Series:  ClocksFunction:  TimeMovement (manufacturer ref):  UTS 800374Movement (type):  QuartzCase size/diameter (mm):  250.00Case material:  Aluminium BrushedCase back:  Caseback with ScrewsCrown Regular : GasketCrystal/Glass:  material Hardened MineralWater resistance (m/ft/atm):  Dust resistantStrap width at lug (mm):  0.00Battery reference Alkaline:  AABattery lifespan:  12 monthsOrigin:  German MovementPersonalization possible on Caseback