BREITLING Navitimer Ref. 81610 N°11347 Men's steel chronograph wristwatch, silvered dial, baton hour markers, 30-minute and 12-hour totalizers, second hand at 9 o'clock, date window at 3 o'clock, self-winding mechanical movement, unsigned leather strap with pin buckle. Dial, case and movement signed. Diameter: 41 mm