A fine and rare Jaeger-LeCoultre Atmos "Luigi Colani", Switzerland, circa 1975.
Four-sided glass, rhodium-plated brass case rounded at the front. Square semi-skeletonized dial with signature "Jaeger LeCoultre". Aneroid box. Torsion pendulum with Elinvar wire. Locking lever. Adjusting screws. Temperature variation of one degree is enough for 48 hours power. With original box and instruction manual.
