She was succeeded by her sons, Erhard Jr. and Arthur, the latter of whom spent much time in the United States, where he learned innovative American production techniques that enabled the company to market affordable and popular timepieces to the German public.

[5] The company began to produce wristwatches in 1927, and over the following decades created clocks and watches for the civilian market and the German air force.

[6] Beginning in the 1950s, the Bauhaus-trained designer Max Bill created products for the firm, notably the teardrop-shaped "Kitchen Clock with Timer", which can be found in the collection of The Museum of Modern Art, and followed by a series of watches, the first of which launched in 1961.

The relationship between Junghans and Bill lasted many years, and the company has continued to release new models based on his work.

[11] According to a leaked diplomatic cable, the production facilities of Junghans Microtec GmbH would be endangered by terrorist attacks.