The Longitude at the Eve of the Third...

Geneva, Hotel Des Bergues, Oct 23, 1999

LOT 184

Hausmann & Co., circa 1915.Very fine, rare and early, 18K yellow gold gentleman's wristwatch with single button split-second chronograph on the crown, register and tachometer.

C. four body, massive, polished, hinged gold cuvette bearing the signature, mobile wire lugs. D. white enamel with painted radium-coated Arabic numerals, auxiliary seconds and 30 minutes register dials, at the centre, spiral tachometric scale. "Skeleton" radium-coated hands. M. 16''', rhodium plated, 17 jewels, lever escapement, cut bimetallic balance, Breguet balance-spring, micrometer regulator, the olive-shaped single button on the band is for stop and reunite of the split-second hand.Signed on the dial and on the case.Diam. 46 mm.