This is a very fascinating clock that does not require winding.
The ATMOS has a "bellow" that expands and contracts as the temperature or atmospheric pressure changes.
Under this set-up, they developed in 1870 the first partially mechanised production processes for complicated movements.
By the same year, the Manufacture employed 500 people and was known as the “Grande Maison of the Vallée de Joux”, and by 1900, it had created over 350 different calibres, of which 128 were equipped with chronograph functions and 99 with repeater mechanisms.
I recommend UPS "Standard" service, it is good enough...
Sometimes help to date a clock if you can find the maker's name and date of activity listed in one of the many guides to watch and clockmakers.
Jaeger Le Coultre clocks and watches are a favorite among collectors of high-end luxury timepieces, often bringing in hundreds of thousands of dollars at auction.
Antoine and his son, Elie Le Coultre (1842-1917), established the Vallée de Joux’s first full-fledged manufacture, Le Coultre & Cie., pooling their employees’ expertise under one roof.From 1902 and for the next 30 years, Le Coultre & Cie.Page first featured March 31, 2010 [[Image: Atmos clock crop 200.jpg|right|frame|"In the year 1833, the Le Coultre Company was founded in Switzerland.Le Coultre clocks include a variety of table clocks, travel clocks, and watches, often with the original combination of Art Deco minimalism and luxury line elegance.One of the most famous Le Coultre watches, the Reverso, debuted...