1950's Australian Boulder Opal & Diamond Pendant. Featuring an amusing design centrally set with a large oval cabochon cut boulder opal measuring 32.25mm x 18.60mm x 8.18mm deep, exhibiting a wonderful depth of blue green and red harlequin play of colors, extremely lively stone weighing approx. 35.00cts framed with a border of 21 alternating smaller and larger round brilliant cut diamonds weighing approx. 3.10cts (11 diamonds - 2.10cts & 10 diamonds - 1.00ct) topped wtih a graduating bail and whimsical fly studded with 14 round and rose cut diamonds weighing approx. 0.40ct accented with a oval cabochon cut emerald body and round faceted ruby eyes. Mounted in a handmade 14Kt WG setting weighing 8.50 dwt.