Swiss 18K yellow gold chronograph pocket watch Circa 1910

Gold hunting cased lever pocket watch
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A very fine and rare, large Swiss, 18K yellow gold keyless, hunting cased pocket watch, circa 1910. With chronograph and instantaneous 30-minute register. Accompanied by the original Patek Philippe box, spare crystal and the Extract from the Archives. A heavy case, engine-turned with polished borders, the front cover with a foliate monogram TJA, chronograph button in the band. Hinged gold cuvette with engraved inscription.
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White enamel dial, Breguet numerals, outer minute track and extreme outer seconds track divided into fifths of a second, Arabic five minute/seconds numerals, 30-minute register and subsidiary seconds dials. Gold Breguet hands. A matte gilt movement, 23 jewels, wolf’s tooth winding, moustache straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator. Dial, movement, case and cuvette signed.
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Diameter: 55 mm
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Signed: Patek, Philippe & Cie.  Genève
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This watch is a very good example of a Patek Philippe hunting cased chronograph with a particularly attractive Breguet dial and hands. The condition is excellent with very crisp engine-turning.