Swiss 18 carat yellow gold Art Deco dress watch Circa 1920

Gold open faced lever pocket watch
–
A very fine and elegant Swiss, thin, keyless, 18K yellow gold Art Deco dress watch, circa 1920. Champagne dial with applied yellow gold bâton indexes, outer dot minute divisions, guilloché subsidiary seconds dial. Yellow gold bâton hands.

Rhodium-plated movement, Geneva striping decoration, 18 jewels, wolf’s tooth winding, straight-line lever escapement, cut bimetallic compensation balance adjusted to heat, cold, isochronism and five positions, blued steel flat balance spring, index regulator. Dial, case and movement signed.
–
Diameter: 45 mm
–
Signed: Patek, Philippe & Cie Genève