 In 1953, Elizabeth II of England wore a Jaeger-LeCoultre Calibre 101 wristwatch for her coronation.The Atmos Clock is a timepiece of near-perpetual movement needing no human intervention and almost no energy.Invented by Swiss engineer Jean-Léon Reutter in 1928 in Neuchâtel, the Atmos clock has been the Swiss government's official gift for important guests since 1950.