Rare Swiss platinum dress watch with diamond dial Circa 1949

Platinum dress watch with open face by Patek Philippe
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Rare and beautiful, diamond-set, manual-winding, Swiss platinum pocket watch with a diamond dial, circa 1949. Accompanied by the extract from the Archives and original box.
Polished platinum round case (reference 600). Silver dial with diamonds-set indexes, outer dot minute divisions,  subsidiary dial for the seconds with a small hand at 6 o’clock, and silver baton hands. Rhodium-plated, manual mechanical movement with Geneva striping decoration, 18 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel flat balance spring, and an index regulator. Case, dial and movement signed.
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Diameter: 44 mm
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Weight: 52 g
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Signed: Patek Philippe Genève
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The present version in platinum with a diamond dial was the luxury version, manufactured from 1933 to 1969.