Case material: Steel; Charge: Automatic; Conditions: Used Year : 2013; Presentation condition : With dealer guarantee ; Model: Type XX / Type XXI Price on request Gmtbroker Reference: 3800 A Stainless Steel Flyback  Chrono  Aeronavale Type XX Gents Wristwatch,  black dial with arabic numbers, 30 minute recorder at 3 0'clock, 12 hour recorder at 6 0'clock, small seconds at 9 0'clock, a stainless steel  uni-directional rotating bezel,  a brand new  original black leather strap (not as pictured) with an original stainless steel deployant clasp, sapphire glass,  automatic chronograph movement, in excellent condition, comes complete with a Breguet box and undated papers.