JULES JÜRGENSEN rare, early 18k yellow gold chronometer pocket watch with key winding, Switzerland around 1860, engine-turned case with A-Goutte-closure abraded, coin-edge band, partly engine-turned and signed hinged gold- cuvette, two-piece construction enamel dial with hairlines, big excentric second, fine blued steel hands, gold-plated bar- construction-movement with fausses cotes decoration, pivoted detent escapement, big compensation-balance with Breguet-hairspring, end stone on escape wheel and see-saw, 20 jewels, diameter approx. 48 mm, overhaul recommended at buyer's expense, condition 2-3, property of a collector
