Ring in 750 thousandths white gold and 850 thousandths platinum set with an old-cut diamond weighing approx. 1.50 ct in a setting of twelve calibrated rubies and pink stones (minor chipping), square bezel with eight 8/8-cut diamonds at the ring. Marked by French master goldsmith SIONNEST Claude Saint-Elme (inscribed 1872 - crossed out 1884). Diamond size: 7.5 - 7.8 x 4.4 mm Finger: 55 - Gross weight: 5.4 g