Officially certified chronometer movement. Power reserve indicator. Oversized seconds-hand. Screw down security crown. Unidirectional turning bezel. Ref. Nr. 263-33-3/97 Diameter 42.7 mm Case Stainless steel Dial Orange dial Movement UN-26 Power-reserve Approx. 42 hours Winding Self-winding Water-resistant 300 meters Crystal Sapphire crystal Strap Orange rubber strap with titanium elements Buckle type Deployant clasp