Swiss gold quality Extra ankerchronometer dress watch Circa 1925

Gold open faced dress watch by Patek Philippe
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An extremely rare Patek Philippe dress watch of the quality ankerchronometer Extra, circa 1925. Sold January 14th, 1927.
Top quality movement, calibre 19”, Ankerchronometer Extra, Geneva striping decoration. Silvered dial with gold indexes for the hours, dots for the minutes, subsidiary dial for the seconds, and gold baton hands. Polished 18K gold, 2-part special case. Case and movement numbered. Accompanied by the extract from the archives.
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Diameter: 48 mm
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Weight: 55 g
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Signed: Patek Philippe Genève
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This watch is a very rare Patek Philippe collector’s watch. Only a few Patek Philippe dress watches were equipped with the best chronometer calibre Extra or Special.