Swiss 18k pink gold Chronometro Gondolo watch Circa 1910

Gold lever pocket watch by Patek, Philippe & Cie
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A fine and large Swiss, 18K pink gold, keyless Chronometro Gondolo pocket watch, circa 1910. Made for Gondolo & Labouriau, Relojoeiros, Rio de Janeiro, sold on May 13, 1912. Engine-turned back with polished border. Hinged gold cuvette. White enamel dial with radial Roman numerals, outer minute track with five-minute Arabic numerals, subsidiary seconds. Gold spade hands.
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A gilt brass movement, patented bridge calibre, 21 jewels, wolf’s tooth winding, gold wheel train, straight line moustache lever escapement, cut bimetallic compensation balance with blued steel Breguet balance spring, micrometric cam regulator. Dial, case, cuvette and movement signed.
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Diameter: 56 mm
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Signed: Patek, Philippe & Cie  Genève  Chronometro Gondolo