Fine Swiss engraved gold open faced keyless lever Circa 1980

Gold lever by Patek Philippe
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A fine Swiss 18 carat gold open faced keyless lever watch, circa 1980. Nickel finished lever movement stamped with the Geneva seal, 18 jewels. White lacquered dial with Roman numerals, moon style hands and subsidiary seconds. Case with scroll engraved bezels and bow, the hinged case back finely engraved with a scene depicting a clipper and sailing boats on crested waves. Case, dial, and movement signed, case and movement numbered.
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Diameter: 44 mm
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Signed: Patek Philippe Genève Swiss