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Famous watchmakers

Edouard Koehn Sr

1839 - 1908

German clockmaker.

Clockmaker to the court of the Grand Duchy of Saxe-Weimar-Eisenach.

Lived in Geneva from 1859.

Key dates

1859 to 1891

Employee, then director of Patek Philippe.

1891

Took over the house of Robert Ekegren. Production of flat or extra flat watches and complications.

1892

Improvement of the retrograde display mechanism.