This factory or station double-sided factory clock was produced by Pragotron, in former Czechoslovakia, during the 1980s. The piece features a two grey bakelite clock with glass cover and iron ceiling mounting. Former slave clock has been converted into a battery-powered clockwork and requires two AA-battery. The piece weighs 2 kg. Measures: Diameter: 29 cm. Total height: 62 cm. This piece has an attribution mark, I am sure that it is completely authentic and take full responsibility for any authenticity issues arising from misattribution