Ring in 950 thousandth platinum and 750 thousandth 18-carat gold, early 20th century, set with a synthetic ruby (verneuil) with cut sides in a surround of small rose-cut diamonds (one diamond missing), the openwork basket. Hallmarked eagle head and dog head. Traces of master hallmark ?B Finger size 52 Possible sizing on this ring: yes Dimensions of central motif 15.2 x 13 mm Stone dimensions 10 x 8.2 mm Ring width 1.5 to 1.8 mm. PB. 3,3 g.