the openwork wings bordered by small uniform cushion cut diamonds, pear shaped emeralds, rubies and sapphires within forming the wing 'markings', the body set with calibre cut graduating chrysoberyls, the head set with a ruby and purplish blue sapphire with diamond eyes, cut down collet set in silver and gold, the diamonds open set, the coloured gems close setWingspan 3.8cm / 1½''
Length 2.5cm / 1''Weight: 9.5g
19th century large golden topaz and diamond cluster brooch, c.1850, the oval facetted topaz of approximately 34ct, secured by a diamond collet set gold mounted openwork foliate scroll border, all raised within a diamond cut down collet frame, the diamonds all of cushion, old brilliant, double-eight and rose cut, larger diamonds to the outer frame, mounted in silver and gold, total diamond weight approximately 5.10cts