ZENITH STEEL CHRONOGRAPH DESK CLOCK
FOR THE SWISS POSTAL SERVICE
Zenith, Le Locle, Suisse, movement and case No. 4919607,
Model 58. Made for the Swiss Postal Service, circa 1930.
Very fine and rare, stainless steel adjustable desk clock
with chronograph, register and 24-hour dial.
Dial signed, movement signed and numbered, case