Swiss 18K gold lever with day, date and moon phases Circa 1980

Gold open faced lever with complications by IWC
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A Swiss 18 carat gold open faced lever pocket watch with day, date and moon phases, circa 1980. Limited edition No. 024/250. Lever movement, keyless winding, jewelled. White enamel dial with Roman hours and Arabic minutes, outer numerals for the date, subsidiary seconds combined with the days of the week, aperture for the phases of the moon. Plain case. Dial signed, case signed and numbered. Comes with the original presentation box with a hygrometer.
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Diameter: 55.5 mm
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Signed: International Watch Co Schaffhausen Swiss