Swiss silver split seconds chronograph lever watch Circa 1900

Silver open faced chronograph with 30 minute register
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A Swiss silver open faced split seconds chronograph keyless lever watch with 30 minute register and regulator dial, circa 1900. Gilt finished jewelled lever movement, bimetallic compensation balance. Silver cuvette. White enamel regulator style dial, outer minutes and 5th of a minute divisions, three small subsidiary dials for the hours with Roman numerals, 30 minute register and constant seconds. Plain case, split seconds chronograph operated through a gilt button in the band and through the gilt crown. Case numbered, movement stamped The Winner.
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Diameter: 56 mm
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Signed: No name