Swiss gold lever with jumping and wandering hour Circa 1928

Open faced dress watch by Breguet
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A fine and rare Swiss 18 carat gold open faced keyless lever dress watch with jumping and wandering hour, circa 1928. Sold on 31 August 1928 to Monsieur Antonio Sanchez Arjona. Nickel finished lever movement, 19 jewels, bimetallic compensation balance. Two tone silvered matte dial, outer Arabic minute ring, wandering central disc with engine turned arrow and aperture for the jumping Arabic hours. Plain case, snap on back. Case numbered, dial and movement signed and numbered.
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Diameter: 43.5 mm
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Signed: Breguet Brevet S.G.D.G. Chronoscope