Diamond ring, Troy O'Brien, the round brilliant cut diamond weighing 0.90 carats is claw set between diamond set butterfly motif shoulders, mounted in 18ct gold, signed O'Brien, with marks for gold and Silversmiths Guild of Australia, size N. Accompanied by a GIA report numbered 2121630832, dated 6 October 2010, stating that the 0.90 carat diamond is E colour and SI1 clarity, together with a Troy O'Brien box.