I have purchased a pre-owned Breitling Navitimer Cosmonaute limited edition and according to the website it has a power reserve of 70 hours. (Breitling 02) This is the first mechanical hand wind watch I have owned. I wind it about 20-30 times, I guess, however it stops within 48 hours. I get a bit paranoid of wind it more in case I break it. BREITLING NAVITIMER COSMONAUTE COLLECTION - Commemorating Scott Carpenter Limited Edition 1962 Units Ever Made - Briefly, on May 24 th, 1962, Scott Carpenter orbited the Earth three times aboard the Aurora 7 capsule.As a matter of fact, on his wrist was a Navitimer with a 24-hour graduation. Breitling NaviTimer Instructions: Fellow watch collector Bill Sohne recently picked up a vintage Breitling 806 Navitimer APOA model chronograph which came with it's original manual. As I have never had an original manual, Bill was kind enough to email me scans of his manual presentation here. A bit of history about the Breitling 809 Cosmonaute (extract from Fratello Watches) The history of the Breitling 809 Cosmonaute is one that perfectly mates with its aviation-inspired design. Breitling launched the Navitimer in 1954 and aviators - from commercial to those in the armed forces, heavily used this watch. Recommended by the Aircraft Owners and Pilots Association, the Breitling Navitimer was the aviator's watch to own through the mid 20th century. Complete with the famous Breitling slide rule, the Breitling Navitimer could be used to calculate speed, fuel usage, rate of descent or climb and many other things too. Discover a large selection of Breitling Navitimer Cosmonaute watches on Chrono24 - the worldwide marketplace for luxury watches. Manual winding (83) Automatic (41) Case material. Steel (92) Gold/Steel (19) Breitling Uhr Navitimer Cosmonaute II Edelstahl A12322. Find great deals on eBay for breitling navitimer manual. Shop with confidence. Skip to main content. BREITLING Navitimer Cosmonaut A12019 manual winding Chronograp