Heavy Swiss white gold hunting cased lever watch Circa 1988

White gold full hunter by Patek Philippe
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A fine, heavy Swiss 18 carat white gold hunting cased keyless lever pocket watch, circa 1988. Nickel finished lever movement double stamped with the Geneva seal, 18 jewels, micrometer regulator. White enamel dial with Roman numerals and outer calibrated minute track. Polished case, hinged back. Case, dial and movement signed, case and movement numbered.
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Diameter: 47.5 mm
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Signed: Patek Philippe Genève Swiss