Original BIG!!! USSR coat of arms Ship watches were and are being produced at the Chistopol Watch Factory (ChChZ). The plant was created during the war for military purposes. New watch face Dimensions: 23*23*8 cm. The watch is durable! Weight: 3700 grams The key can be used to open and close the watch case, as well as start the mechanism. A real retro piece for your wall decor.Look at the photos to get the right impression.