Swiss platinum open faced keyless dress pocket watch Circa 1940

Platinum watch with silvered dial
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A fine Swiss platinum keyless dress pocket watch, circa 1940. A solid, satin finish case. Matte silvered dial with applied white gold circular indexes and Arabic quarter-hour numerals, outer engraved dot minute divisions, subsidiary seconds and white gold hands. A rhodium-plated movement, Geneva striping decoration, 17 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel flat balance spring, and an index regulator. Dial and case signed.
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Diameter: 43.5 mm
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Signed: Recta Watch Co  Swiss