oval shaped cluster pendant with a claw set opal, approximately 14 x 10mm, known stamped weight 4.76ct, surrounded by a halo of round brilliant cut diamonds and a pierced border of eighteen kite shaped topaz, length 2.5cm, width 2cm, unhallmarked, stamped 'Au750', trace chain, length 44cm, unhallmarked, stamped '18K', together with a matching pair of ear studs, known stamped total opal weight 7.56ct, length 2.6cm, width 2.1cm, post and scroll fittings, unhallmarked, stamped 'Au750', gross weight 18.9g (2)