Ring in yellow gold 750 thousandths set with a cabochon opal weighing approx. 2.30 ct (natural faults visible), the double-ring setting set with twelve modern brilliant-cut diamonds. Opal size: 11.7 x 8.1 x 4.5 mm Total estimated diamond weight: 0.08 ct Finger: 56 - Gross weight: 9.3 g