This is the most popular Schatz standard 400 day clock, with a round polished brass base and an enamel dial. This model was made from about 1950 through the 1960s or 1970s. This example has no date on the movement, so it was made around 1951 - 1952.
Pictures of the Schatz Standard 400 Day Clock Shelf:
Schatz standard 400 day clock. The movement has no date. It was made around 1950 - 1952. Says Schatz on the dial. Earlier examples have no name on the dial.
The movement. Classified as Horolovar plate no. 1278.