Sinn 140/42

Sinn "1st Automatic Chronograph in Space"

Wristwatch with stop function and moulded case, Ref. 140/42, circa 1992 watch case: stainless steel, number 3510687, screw-down back, screw-down crown, width approx. 43 mm movement: automatic, lever escapement, number 4450859, calibre Lemania 5100, fine adjustment, 17 jewels dial: black, hour markers, Arabic numerals, 3 subdials for 12-hour counter, small seconds, 24-hour display, minute counter from the centre, adjustable minute ring, weekday (German), date accessories: Folding clasp with safety bar and folding extension Stainless steel, case The case back of this watch is decorated with the engraved emblem of the "D1 Space Shuttle Mission" (first German Spacelab mission) from 1985. Case with pressure marks, glass partially chipped