Ring in 750 thousandths yellow gold, set with an oval-cut yellow sapphire, approx. 1.90 ct, in an onyx ring, the setting entirely set with forty-six modern brilliant-cut diamonds. Circa 1980. Sapphire size: 8.1 x 7.1 x 4.5 mm Total estimated diamond weight: 0.92 ct Finger: 49 - Gross weight: 10.1 g