History

Century

Pierre-Louis Berthoud

1754-1813
French clockmaker and chronometer maker.
Nephew, disciple and successor to Ferdinand Berthoud.
Clockmaker to the Observatory and Bureau des Longitudes.
Improvement of chronometers (he made some 150).
Invention of a pivoted spring escapement.

Perimeter

Haute Horlogerie Perimeter

Which are the features of a Fine Watch? Learn about the criterias of Fine Watchmaking.

HH Magazine News

TAG Heuer's Pendulum does away with the balance spring

23 May 2013

Unveiled as a concept watch in 2010, the magnetic Pendulum system is now ready for production. Maximum frequency is curr…

A new record for Rolex at auction

17 May 2013

While Patek Philippe again claimed the most valuable lot at the spring auction session in Geneva, Rolex confirmed its as…