ZIM Soviet wind up mens watch 17 jewels – nice dial vintage 1960 wrist watch

ZiM is the plant named after Maslennikov (Alexander Alexandrovich Maslennikov 1890-1919 was a Russian revolutionary, Bolshevik, and participant in the Russian Civil War). ZIM is a Soviet defense enterprise in Samara city, which existed in 1909-2006, producing ammunition elements and civilian goods. The mechanism is 26 mm caliber, 4.9 m high, with a balance regulator, with an anchor trigger, with a central second hand, 17 ruby jewels, 36-h winding. There are small traces of copper rust (green color) under the glass along the edges. Correct watch exploitation: to prolong the life of the watch it is necessary to wind up the watch every day at about the same time. You should wind up the watch to the end but very gently until the process will go tight, so not to twist the watch head.