Super thin Swiss gold open faced dress watch Circa 1938

Gold open faced dress watch by Patek Philippe
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Extremely rare, super thin Swiss 18 carat gold open faced dress watch, circa 1938. Movement Patek Philippe top quality, Geneva striping, 18 jewels, adjusted in 5 positions. Dial with four raised gold indexes, 12 raised gold semi-spheres as minute indexes and gold hands. Plain case. Case and movement numbered, dial signed by watchmaker and retailer, cuvette numbered and signed by watchmaker.
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Diameter: 47 mm
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Weight: 52 g
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Signed: Patek Philippe Genève Gobbi, Milano