6,490 CHF
“Double-Lever Escapement” Andreas Huber (Berlin), “Uhrenfabrik Urania, Doppel-Anker Uhr”, No. 315150, case No. 139692. Made circa 1915. Fine and extremely rare, silver keyless pocket watch with Louis Wille “double lever” patent No. 68208 escapement of 1913. Four-body, “bassine”, polished. Hinged silver cuvette. White enamel with black “Dauphine” numerals, outer minute track, subsidiary seconds. Blued steel “Spade” hands. 18’’’, frosted gilt, 15 jewels, straight line lever escapement, the polished steel lever with jewelled pallets and shaped for two banking pins on elongated arms behind each pallet, cut bimetallic compensation balance with temperature adjustment screws, blued steel Breguet balance spring, swan-neck micrometer regulator. Diam. 52 mm.
Auctioneer:
Antiquorum
Date:
2006-05-14
