Swiss fine and rare pink gold chronograph watch Circa 1944

Gold dress watch by Patek Philippe
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A fine and rare pink gold open faced chronograph keyless watch with vertical register, made in 1944. Manual winding movement.
Silvered dial, applied Arabic and baton numerals, outer ring calibrated for 1000 meters, two subsidiary dials for 30-minute register and constant seconds, 18k pink gold case, chronograph button to the band,case, dial and movement signed.

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Diameter: 46.5 mm
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Signed: Patek Philippe & Co. Genève
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Accompanied by a Patek Philippe Extract from the Archives.

For similar example of the open-faced chronograph keyless watch, please see “Patek Philippe Museum Volume I”.