A collection of jewellery, comprising four pieces, a 14ct yellow and white gold bar brooch with central pierced detail and a single kite shaped green tourmaline set, a 14ct pair of white opal studs, a 14ct yellow gold pair of ball studs and a fine 9ct drop pair of pearl and Chinese motif earrings, each fitted with pierced posts along with two strands of cultured pearls, one hallmarked by Mikimoto