Swiss silver dress watch with enamel horse scene Circa 1925

Silver keyless dress watch 
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A fine and rare Swiss, silver and painted on enamel keyless dress watch, circa 1925. The back cover is finely painted on enamel with one brown and one white horse against a translucent blue guilloche enamel background. An enamel dial with black painted Arabic numerals, outer minute track, subsidiary seconds and blued steel Breguet hands. A rhodium plated movement, straight line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, and an index regulator. Dial and movement signed.
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Diameter: 46 mm
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Signed: Cyma Watch Co.  Swiss