Swiss 18K gold hunting chronograph with register Circa 1890

Unsigned gold keyless lever pocket watch
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A Swiss 18 carat yellow gold keyless hunting cased pocket watch with chronograph mechanism and 30 minute register, circa late 19th century. This watch features a plain case with a gold bowl. It has a white enamel dial with Breguet style Arabic numerals, two counters for 30 minute and seconds indications, a minute track with 1/5 second graduation, a central second hand for the chronograph, and spade hands. The mechanical movement includes crown winding, Côtes de Genève decoration, a bimetallic balance spring, an advance/delay adjusting racket, and a lever escapement.
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Diameter: 42 mm
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Weight: 110.5 g
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Signed: No name