A diamond and enamel necklace, late 19th century

A diamond and enamel necklace, late 19th century, in the manner of Giuliano, the necklace formed of alternating figure-of-eights and quatrefoils centred with a ribbon-tie motif suspending an elaborate openwork pendant, all decorated with white enamel with gold dot-work decoration in reserve, set with cushion-shaped diamonds in yellow gold, unmarked, pendant length 5.2cm, chain length 41.5cm