French gold médaillon montre à tact cylinder watch Circa 1810

Gold, enamel, pearl and diamond set full hunter attributed to Le Roy, Paris
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A very fine, rare and highly attractive French 18 carat gold, enamel, pearl and diamond set hunting cased médaillon montre à tact cylinder watch, circa 1810. Gilt finished cylinder movement with central barrel. Gold cuvette with aperture for the eccentric white enamel dial, Breguet numerals. Front cover with white gold and diamond set revolving arrow shaped hour pointer on translucent royal blue enamel over engine turned sunburst decoration, gold reeded bezels, gold fluted band set with 24 pearls alternating in size for touch within gold reeded frame, the back cover with translucent royal blue enamel over engine turned sunburst background, three gold chain pendant. Case numbered and with casemakers’ initials JS.
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Diameter: 56 mm
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Signed: No name