French gold pocket watch with green enamel chatelaine Circa 1860

Gold open faced watch with chatelaine
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A French 18 carat gold open faced watch accompanied by a translucent green enamel chatelaine, circa 1860,  gilt movement with cylinder escapement with key winding, blued balance spring, eight ruby ​​holes, index for adjusting advance and delay.
White enamel dial with Roman numerals, Breguet hands, outer minute track.
Round case, the back decorated with translucent green enamel with a central setting of brilliants representing a flower motif, gold bowl with technical mentions and two engraved and stylized initials, spatula engraved with stylized motifs.
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Chatelaine in gold and translucent green enamel, several windings with flower motifs, the upper part with a cartouche decorated with initials in English letters, the two ends with a key and a seal.
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Diameter: 25 mm
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Chatelaine: 18 cm
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Weight: 59 g
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Signed: No name