Swiss 18k pink gold Chronometro Gondolo watch Circa 1908

Gold keyless lever pocket watch 
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A very fine 18k pink gold Swiss, keyless, Chronometro Gondolo keyless pocket watch, circa 1908. Made for Gondolo & Laboriau, Relojoeiros, Rio de Janeiro. An engine-turned and polished, hinged gold cuvette. White enamel dial with radial Roman numerals, outer minute track with five-minute Arabic numerals, subsidiary seconds. Pink gold spade hands.

A frosted gilt movement, patented bridge calibre, 21 jewels, wolf’s tooth winding, gold wheel train, straight-line moustache lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, Wilmot’s patented micrometre cam regulator. Dial, case and movement signed.
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Diameter: 56 mm
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Signed: Patek Philippe & Co. Genève