Yellow gold ring, 750 thousandths, presenting an oval-cut sapphire, approx. 1 ct, in a setting of sixteen modern brilliant-cut diamonds, set with two mother-of-pearl pieces. French work from the 1980s. Sapphire size: 7.4 x 5.2 x 3.9 mm Total estimated diamond weight: 0.15 ct Finger: 54 - Gross weight: 8 g