A Silver Topped Gold, Opal and Diamond Brooch, containing three oval cabochon cut crystal opals, the largest measuring approximately 12.22 x 10.50 mm and the other two measuring approximately 10.00 x 6.50 mm, two oval cabochon cut boulder opals measuring approximately 12.30 x 9.10 mm and 22 old European cut diamonds weighing approximately 1.21 carats total. 8.40 dwts.