Rare Swiss platinum diamond-set dress watch Circa 1963

Platinum dress watch with open face by Patek Philippe
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Rare and beautiful, diamond-set, manual-winding, Swiss platinum pocket watch, circa 1963. Accompanied by the extract from the Archives.
This rare watch has a polished platinum round case. A silver dial, bearing the Hausmann & Co signature, with diamonds-set indexes, outer dot minute divisions, and a subsidiary dial for the seconds with a small hand at 6 o’clock. And a 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.
Indexes, bail and case band set with diamonds. Case, dial and movement signed.
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Diameter: 42 mm
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Weight: 57 g
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Signed: Patek Philippe Genève
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Hausmann & Co. Italian watch manufacturer/importer
Hausmann & Co. is a Roman jeweller founded in 1794, with branches in the well-known shopping streets of the Eternal City: Via del Corso, Via dei Condotti and Via del Babuino.