Swiss gold independent dead centre seconds lever Circa 1880

Gold open faced keywound lever watch by Billeter
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A Swiss 18 carat gold open faced two train independent dead centre seconds keywound lever watch, circa 1880. Gilt finished jewelled two train keywound lever movement, bimetallic compensation curb on the regulator. Engine turned gold cuvette. White enamel dial with Roman numerals, outer minute divisions, blued steel moon style hands and independent centre seconds. Case to the back engraved with a view of Zurich and inscription Die Munsterbrucke in Zurick, centre seconds stop/start lever in the ribbed band. Cuvette signed.
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Diameter: 46.5 mm
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Signed: D.D. Billeter Zurich