A fine sapphire and diamond bracelet, 1830s

A fine sapphire and diamond bracelet, 1830s, the clasp centring on a foil-backed octagonal sapphire, within a gold cannetille border set with cushion-shaped diamonds, to a bracelet composed of four rows of gold quatrefoil links, length 16.8cm, clasp tongue deficient, case

Accompanied by GCS report no. 5783-3001, stating that the sapphire measuring approximately 10.1 x 9.8mm is of Sri Lankan (Ceylon) origin, with no indications of heat treatment