* An 18 Karat Yellow Gold and Onyx Ring, Bulgari, composed of a central circular onyx plaque within a gold surround double stamped BVLGARI around the periphery, the ring base in a flexible tubogas design. Stamp: BVLGARI MADE IN ITALY 750 (Italian maker's mark 2337 AL) (maker's mark). 11.20 dwts. Estimate $ 700-900
Ring Size: 6 1/2, with an expandable ring shank design.
An 18 Karat Yellow Gold and Onyx Ring, Bulgari, 11.20 dwts.