Swiss 18 carat white gold keyless dress watch Circa 1967

White gold open faced watch
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A fine and unusual Swiss, carré galbé, 18K white gold keyless dress watch, circa 1967. Nickel lever movement, 29 jewels. rhodium-plated, Geneva striping decoration, 18 jewels, straight-line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and five positions, self-compensating Breguet balance spring.
Shock absorber solid case, partly polished on the back, on the band and bezel, also partly chased in a bark effect pattern, trapezoidal fixed pendant. Entirely chased dial with white gold repeating the case decoration and with applied black baton indexes. Black bâton hands. Dial, case and movement signed.
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Dimensions: 41 x 36 mm
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Signed: Patek Philippe Genève