Breitling Chronomat
rare sport chronograph, reference 217012, 1940/50s
Case: rose gold 750, numbered 898, diameter c. 36 mm
Movement: manual winding, lever movement, calibre Venus 175, 17 stones, stop mechanism via control wheel, compensation balance, Breguet overcoil spring
Dial: silver-coloured, two auxiliary dials for 45-minute index and small second, telemeter scale, scales with calculator function, rotating bezel in need of repair, partly stained, reworked
In 1940, Leon Breitling received a patent for the Chronomat model, and the ring-shaped slide rules have been indispensable tools for pilots and explorers ever since.
Specialist: Günter Eichberger
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rare sport chronograph, reference 217012, 1940/50s
Case: rose gold 750, numbered 898, diameter c. 36 mm
Movement: manual winding, lever movement, calibre Venus 175, 17 stones, stop mechanism via control wheel, compensation balance, Breguet overcoil spring
Dial: silver-coloured, two auxiliary dials for 45-minute index and small second, telemeter scale, scales with calculator function, rotating bezel in need of repair, partly stained, reworked
In 1940, Leon Breitling received a patent for the Chronomat model, and the ring-shaped slide rules have been indispensable tools for pilots and explorers ever since.
Specialist: Günter Eichberger
