A fine Belle Epoque jasperware, pearl and diamond brooch, circa 1900
A fine Belle Epoque jasperware, pearl and diamond brooch, circa 1900, composed of a cut-cornered rectangular jasperware cameo depicting a mythological scene, possibly the triumph of Poseidon and Amphitrite, within a fine platinum border millegrain-set with rose-cut diamonds and pearls, suspending a pearl and diamond pendant, length 4.9cm, French assay marks for 18ct gold, fitted case