Swiss 18K yellow gold Art Deco keyless dress watch Circa 1940

Gold open faced lever pocket watch
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A Swiss 18 carat yellow gold open faced Art Deco pocket watch by International Watch Co. (IWC) Schaffhausen, circa 1930s–1950s. It has a manual wind mechanical movement, likely IWC Calibre 95, known for its ultra thin profile and precision. The silvered dial features minimalist hour markers, outer minute dots, a subsidiary seconds dial at 6 o’clock, and gold baton hands. The round case is made from 18 carat yellow gold.
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Diameter: 45 mm
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Weight: 49.9 g
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Signed: International Watch Co. (IWC) Schaffhausen