Ref: 1553-155-3/43 Year: 2018 chronograph Regatta countdown selector from 1 to 10 minutes Countdown selector pusher, start/stop pusher, reset pusher Date indicator Self-winding Silicium technology Automatic movement Caliber UN-155 Diameter: 44mm Stainless steel case Water-resistant to 100m Screw-down security crown Marine Blue dial Rubber strap with titanium element and deployant clasp Sold Full set with certificate of origin, box U.N And U.N warranty Catalog price in Switzerland: 15'900chf