Patek Philippe

Brand Patek Philippe, Geneva Model Hunting-Case Retailed by on the German market Year circa 1911 Reference - Movement No. 167 335 Calibre 18’’’ ½, manual-winding, 19 jewels Case No. 275 738 Material/s yellow gold (18-carat) Dimensions Ø 55.1 mm. Thickness 13.5 mm. Weight 138.7 gr. (approx.) Signature dial, case and movement Accessories An Extract from the archives is on order and guaranteed by the sale Patek Philippe Pocket watch, hunting-case, enamel dial, ‘Breguet’ Arabic numerals, retailed on the German market; Yellow gold (18-carat), hunting-case, keyless-winding, round-shaped, pocket watch, with subsidiary seconds at 6 o’clock, retailed on the German market. Winding and time-setting by the crown on the pendant. -- Case: five-piece, ‘bassine’, polished; gold cuvette (dome) engraved in taille-douce (fine cut) with the manufacturer’s name and serial number; oval-shaped clipped bow. Case stamped with the German Empire hallmark. Dial: white colour enamel (two-piece), with black painted suspended ‘Breguet’ Arabic numerals (known as ‘HP’ for Heures Penchées or leaning hours); external minute track divided five by five with black painted radiating lines; blued ‘Poire Stuart’ pear-shaped hands. Movement: calibre 18’’’ ½, manual-winding, 19 jewels, gilded brass, going barrel, straight-line equilibrated lever escapement, à moustaches, cut bimetallic compensated balance with gold poising screws, blued steel hairspring with terminal curve, patented polished steel index-regulator with swan-neck spring and precision-regulating device for fast / slow by means of an eccentric snail. Movement based on the French invention patent No. 142 376, delivered on April 16, 1881, to Jean-Adrien Philippe (1815-1894), Geneva, for a ‘régulateur de precision’ (precision-regulating device for fast / slow by means of an eccentric snail). Movement also based on the Swiss invention patent No. 2 680, delivered on September 27 1890, to Patek, Philippe & Cie, Geneva, for a ‘Remontoir avec mise à l’heure perfectionné’ (the definitive version of the keyless-winding and setting device). And also based on the US design patent No. 20 483, delivered on January 13, 1891, to Adrien Philippe, Geneva, for a ‘Watch bridges for Watch-Movements’.