Swiss hunting cased yellow gold diamond lapel watch Circa 1885

Diamond and enamel lapel watch
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A fine, hunting cased, keyless, 18 carat yellow gold, diamond and enamel lapel watch with a yellow gold Art Nouveau brooch decorated in a floral and leaf motif set with six single cut diamonds and one natural pearl. Accompanied by a fitted box and made in Switzerland Circa 1885.
Five body, bassine and solid case hand engraved, hinged case back with an engraved floral motif, gold hinged cuvette with an inscription, engraved cover centred by an enamelled floral motif and one round diamond.
White enamel dial with Arabic numerals, outer minute track with five minute Arabic and gold dot markers and gold Louis XIV hands. Frosted gilt movement with 10 jewels, cylinder escapement, three-arm balance and blued steel flat balance spring.
Unsigned.
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Diameter: 29 mm
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Thickness: 10 mm