Breitling Cosmonaute

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Chronograph by Breitling with 24-hours indication and aviation slide rule

This watch from the model range Navitimer was launched in 1962 by Breitling and worn by astronaut Scott Carpenter during his space mission with the Aurora 7 capsule on 24 May 1962. The former models had manual winding; the current model has automatic winding. The model Cosmonaute 02 received the newly developed manufacture calibre B02.


A12019 stainless steel, K12019 gold (early model)
A12020, A12022, A12322 stainless steel
D12020, D12022, D12322 steel/gold, K12020, K12022, K12322 gold
A12023 stainless steel (with transparent back), D12022 steel/gold, K12022 gold
A22322 stainless steel, D22322 steel/gold, K22322 gold (current model)


Manual winding movement Breitling 12 (basis Lemania 1873 bzw. Lemania 1877), 21,600 A/h
Later: Self-winding movement Breitling 35 (basis ETA 2892-A2), 28,800 A/h
Current: Self-winding manufacture calibre Breitling B02, 28,800 A/h
COSC certified chronometer
39 jewels
Power reserve 70 hours


Stainless steel / gold
D 43 mm, H 15.4 mm / current model: 41.5 mm, H 14.4 mm
Screw-in caseback
Bidirectional rotating bezel with integrated slide rule
Sapphire crystal with anti-glare treatment on both sides
Waterproof to 30 m


Black /white
24-hour display


Hours, minutes, small seconds
Slide rule function, date


Metal bracelet with folding clasp