Important Collectors’ Wristwatches, P...

Geneva, Oct 04, 2009

LOT 87

Five-Minute Repeater Jules Jürgensen, Copenhagen No. 12569, Swiss. Made circa 1915. Fine and rare, five-minute repeating, 14K gold, keyless pocket watch with Jurgensen?s patented bow hand-setting mechanism and Breguet numerals.

C. Three-body, "bassine", polished, Jules Jurgensen, hand setting device by means of the folding bow, patented on 15 January 1867. D. Matte champagne with painted Breguet numerals, outer minute track. Black spade hands. M. 17???, nickel plated, "à vagues" decoration, 31 jewels, calibrated straightline lever escapement, upper pivots of escape wheel and lever fork with gold-jewel chatons, cut bimetallic compensation balance with gold timing screws, blued steel Breguet balance spring with terminal curve, index regulator, repeating on gongs activated by a slide in the band. Movement signed. Diam. 46 mm.