Approx. Ø48,5mm, approx. 91g, silver, later glassworks second case of the brand Urofa Glashütte, Urofa number 13907 plus Assmann number 9111, number equal to the factory, early Assman precision work still without fine regulation, ca. 1883, signed enamel dial, filigree steel pointer, walkable, in later (new) Ass man box. It is assumed that the gold case of the watch in the 1. This case was used as a replacement housing in Glashütte.