The history of this Jaeger-LeCoultre Atmos clock
This atmospheric clock embodies one of the greatest horological innovations of the 20th century. Designed to operate without manual winding or an external power source, the Atmos relies on an ingenious principle that harnesses natural temperature variations. A true symbol of the Swiss manufacture’s expertise, it fascinates as much through its mechanics as through its aesthetics, and today remains an iconic piece for lovers of horology and exceptional technical objects.
Movement, dial and characteristics
This clock is powered by the Jaeger-LeCoultre atmospheric calibre 540, a movement renowned for its precision and extreme energy efficiency. It operates thanks to daily temperature variations: a gas contained within a flexible membrane expands when the temperature rises, compresses a spring and thus powers the clock mechanism. The white dial, openworked at its center, reveals part of the gear train, while the gilt hands with blackened tips offer elegant, high-contrast legibility.
Why this clock
This clock will appeal to enthusiasts of horological mechanics as well as admirers of timeless design. Its autonomous, near-perpetual operation, combined with an openworked dial that highlights the finesse of the movement, makes it a piece that is both decorative and technical. It naturally finds its place in a refined interior, while offering a unique horological experience unlike any traditional clock.
Included contents and condition
This atmospheric clock is offered in good condition and was serviced in 2022, ensuring proper operation and reliability. It’s delivered in a The Swiss Collector transport box, with an explanatory sheet detailing the start-up procedure of the clock, allowing for simple handling adapted to this specific type of mechanism. Our watchmakers carry out inspection, adjustments and validation according to The Swiss Collector protocol prior to sale.
Warranty and delivery
This model benefits from a 1-year The Swiss Collector warranty. Each The Swiss Collector luxury watch is authenticated, tested and verified. Fast and secure international delivery, with the option of free in-store pickup at our Swiss locations.
*Good condition – Clock previously used. Shows some signs of wear related to its age and use. Fully functional and tested by our partner watchmakers.
