Founded in 1833, Jaeger-LeCoultre has been acknowledged since the 19th century as the “Grande Maison” of the Vallée de Joux.

With over 200 patents and more than 1,000 different calibres developed and crafted under one roof, several icon models such as the Reverso, the Duoplan or the Atmos, it is one of the most important and most innovative players in watchmaking history.

Key dates

A pioneer in the field of precision and a brilliant inventor, Antoine LeCoultre (1803-1881) founded his workshop in the Vallée de Joux, the paradise of Grandes Complications.

Invention of the world's most accurate instrument: the Millionometer makes it possible to measure the micron.

Invention of the keyless winding mechanism: the first reliable system eliminating the need for keys either to wind or set a watch.

Calibre 101 : the world's smallest mechanical movement.

Creation of the Reverso: its unique swivel was to transform this great Art Deco classic into a living legend.

Memovox : the first automatic alarm watch.

Geophysic : chronometer with double anti-magnetic case.

Creation of the 1000 Hours control: a series of tests that gave rise to a new benchmark in horological reliability.

A world first: the Gyrotourbillon 1 spherical tourbillon heralds a new chapter in the history of Grande Complication watches.

With its 6 patents, the Reverso grande complication à triptyque is the first Reverso to offer three watch faces.

The Master Tourbillon and the Reverso Gyrotourbillon 2 win the first and the second prize at the Concours international de Chronométrie.

The Master Grande Tradition à Grande Complication which 75 were produced, reproduces in miniature the movements of the Earth relative to the Sun and the stars. Its guilloché dial represents a star map. Driven by a flying tourbillon, it rotates once round the dial in 23 hours 56 minutes and 4 seconds, corresponding to one rotation of the Earth relative to the stars.

To celebrate its 80th birthday, Reverso came out with a fresh take on the absolute classicism of its Art Deco lines, with the Grande Reverso Ultra Thin including two Tribute to 1931 models in honour of the very first Reverso models. As for complications, the Reverso Repetition Minutes a Rideau takes its juggling with the visible and the hidden, and with technique and beauty, to a new level.