French a toc and a tac repeater with chatelaine Circa 1735

Gold pocket watch with chatelaine, repeating a toc and a tac
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A French 20 carat gold and diamond set pocket watch with chatelaine, quarter repeating à toc et à tac, circa 1735. Full plate fire gilt verge movement, nicely pierced and engraved cock with coqueret silver regulator disc with blued hand, repeating hours and quarters.
Solid case with floral ornaments, 6 embossed blossoms with rose-cut diamonds, jewelled opening button, case rim signed. Small sliding bolt switching striking on a bell or on the case.
White enamel dial, hands with diamonds. Corresponding fire gilt chatelaine also with blossoms, different musical instruments and birds. Probably one of the earliest watches by the French watchmaker Francois Jolly. Case signed and numbered, dial signed.
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Diameter: 50 mm
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Weight: 131 g
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Signed: Francois Jolly A Paris