: Clocks stamped with " Foreign " were likely produced for export after World War II, roughly between 1945 and 1955 .
: Logos with "KIENZLE" in stylized text or featuring a winged hourglass became standard. Deciphering Other Movement Markings kienzle wall clock serial number
Since the master logs are gone, we rely on observational data from thousands of surviving clocks, patent dates, and stylistic evolution. Here is the current consensus among the German Clock Collectors community: : Clocks stamped with " Foreign " were
However, we can estimate the age of your Kienzle wall clock by combining the serial number with design elements. Here are the general eras: Here is the current consensus among the German
Have a specific serial number you need help with? Photograph the back plate and post it to a dedicated horology forum. The collective knowledge of thousands of collectors is the best database that exists today.