Swiss rose gold open faced Art Deco lever watch Circa 1935

Rose gold Art Deco watch by Omega
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Rare Swiss 18 carat rose gold open faced keyless lever Art Deco pocket watch, circa 1935. Comes with the original sales box from jeweller Culem in Denain, France.
Rhodium plated movement, 15 jewels, straight line lever escapement, bimetallic compensation balance, blued steel Breguet balance spring and an index regulator. Silvered dial with rose gold Roman digits at III, VI, IX and XII, an outer minute track, sunken subsidiary seconds at 6 o’clock and rose gold hands. A polished case.
Dial signed, case and movement signed and numbered.
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Diameter: 48 mm
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Weight: 52 g
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Signed: Omega Fab. Suisse