Ulysse Nardin Chronometer

ULYSSE NARDIN, SWITZERLAND, CHRONOMETER, GUILLAUME BALANCE, 18K YELLOW GOLD

A fine and elegant, 18k yellow gold, manual wind keyless open face pocket watch with Guillaume balance, white enamel dial and gold spade hands. Brand : Ulysse Nardin, Switzerland Model : chronometer Year : Circa 1920 Movement No : 20853 Case No : 330744 Diameter : 52 mm Caliber : 18''', nickel plated, fausses côtes decoration, 23 jewels, straight line calibrated lever escapement, Guillaume balance with gold adjustment screws, index regulator with swan-neck spring and micrometric screw, steel Breguet balance spring Signature : Case and movement