A gem-set brooch, 19th century and later, the circular gold brooch with carved lapis lazuli and cultured pearl centre, to an open quatrefoil surround and with bead decoration throughout, suspending an old cushion-cut and rose-cut diamond drop below, glazed compartment verso, with S. J. Phillips case, diamond weight approximately 0.40 carat, brooch diameter 33mm. £300-£500