Important Modern and Vintage Timepieces.

Geneva, Nov 13, 2010

LOT 404

J.L. Reutter Patent Atmos ? Enamel Dial Atmos, ?Pendule Perpetuelle?, J. L. Reutter patent, movement No. 365, case No. 1069, Swiss. Made circa 1930. Very fine and very rare, early, chrome and glass, "perpetual" clock wound by changes in barometric pressure with early mercury in glass expansion device.

C. Rectangular, chromed frame and inclined base, glazed on four sides. D. White enamel with radial Roman numerals, outer minute track. Blued steel Breguet hands. M. Chrome, vacuum chamber with rotating drum driven by a mercury in glass expansion device winding the going barrel by a blued steel spring and ratchet, lever escapement driven by annular torsion pendulum with large screws, locking lever in the base below the pendulum. Dial signed ?Atmos Pendule Perpetuelle?, ?Brevets J.L. Reutter?. Dim. height 24 cm., width 17.5 cm., depth 15.5 cm.