Sinn 140/42

Sinn Spacelab Mission

Case : Steel · screw back with engraving · pusher at 10 o'clock for setting the inner rotating bezel with 60-minute graduation · original steel bracelet · total length 170 mm Dial : Black Movement : Automatic Case no : 3510546 Ref : 140/42 Cal : Lemania 5100 Diam : 43 mm Circa : 1995 Ctry : Germany/Switzerland Original box : An aviator's heavy wrist chronograph - Chronometer 2377- in near mint condition, with central 60 minutes counter, 12h counter, 24h indicator and day / date display - special edition for the first German Spacelab Mission and first automatic chronograph in space. German physicist and astronaut Reinhard Furrer wore this chronograph model during the first German Spacelab mission "D-1" in 1985 - proving that automatic watches even function in zero gravity