This large double sided railway or factory clock was produced by Pragotron, in former Czechoslovakia, during the 1950s. The piece features a grey hammer paint metal body and a clear glass cover. The clock has been converted into a battery-powered clockwork and requires two AA-battery. The batteries are changed by unscrewing the screws on the side. The piece weighs 7,6 kg. Measures: Clockface diameter: 43 cm Total height: 82 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