Encyclopaedia

A compilation of references, information and expertise. Discover key dates, legendary timepieces, a glossary of watchmaking terms, museums, and the watchmakers who helped shape the history of time measurement.

Watches

Legendary watches

Polo

Piaget - 1979

Lange 1

A. Lange & Söhne - 1994

Tank

Cartier - 1919

Oyster

Rolex - 1926

Happy Diamonds

Chopard - 1976

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Complication watches

From the alarm watch to the perpetual calendar, the world of complication watches.

Precious watches

The history of the jewellery watch, from the 16th century to today.

Mechanical watches

Do you know what a mechanical watch is ?

Quartz Watches

History: from the electric watch to quartz

Emblematic Models

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New products

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History of watchmaking

History

Patent for a chronograph with two pushpieces

1933

History: Patents were filed for a chronograph with two push-buttons (Breitling). The company Porte-Echappement Universel (Fritz Marti) invented the « Incabloc » shock absorption system that could be...

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Famous watchmakers

Henri Robert Ekegren

Danish clockmaker and chronometer maker. Watchmaker to the King of Denmark. Worked for Urban Jürgensen, Henry Golay, Joseph-Thaddeus Winnerl and Adolph Lange before setting up his own business in Geneva.

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