Swiss silver and enamel keyless lever dress watch Circa 1925

Silver enamelled dress watch
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A fine and rare Swiss silver and enamel keyless lever dress watch, circa 1925. A solid, bezel decorated with white and translucent purple enamel inlay, hinged case back with cobalt blue transparent guilloche enamel centered by the horse heads, and outer rim with white enamel inlay. Engine turned gold and silver dial with black painted Arabic numerals on a plain reserve, outer minute track and blued steel spade hands. Rhodium plated movement, 15 jewels, straight line lever escapement, monometallic balance, Breguet balance spring, index regulator. Dial signed, case numbered.
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Diameter: 46.5 mm
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Signed: Tavannes Watch Co.