Anonymous

UNSIGNED, SWITZERLAND, ONE MINUTE TOURBILLON POCKET CHRONOMETER WITH AN EARLY CAGE PRECURSOR TO THE RENOWNED LANGE 1 TOURBILLON CAGE, 18K YELLOW GOLD

A rare and unusual, 18k yellow gold, manual wind hunting-case pocket chronometer. One minute tourbillon, inverted fusee with chain and maintaining power. Brand : Unsigned, Switzerland Year : Circa 1865 Movement No : 48249 Case No : 48249 Diameter : 54 mm Caliber : 46 mm. 13 jewels, three quarter plate gilt-finished movement, inverted fusée chain, three-arm polished steel tourbillon carnage of early Swiss type which apparently influence the Lange first type, driven by the third wheel. Lateral lever escapement, bimetallic compensation balance, free sprung regulateur, finely engraved floral and foliage decorated balance cock. White enamel dial, Roman numerals, outer black enamel five minute divisions, paste-set gold hands, subsidiary seconds at 6 o'clock Weight : 150 gr Signature : CASE STAMPED AA