An 18 Karat Yellow Gold, Burmese Ruby and Diamond Ring, Mario Buccellati, containing one oval mixed cut ruby weighing approximately 1.50 carats, two old mine cut diamonds weighing approximately 1.95 carats total and 22 round brilliant cut diamonds weighing approximately 0.30 carat total.Engraved: M. BUCCELLATI ITALY.Stamp: (Italian hallmarks).Accompanied by a box signed BUCCELLATI.Accompanied by an American Gemological Laboratories ruby identification and origin certificate number 1093553, dated July 11, 2018, stating Mineral Type: Natural Corundum, Variety: Ruby, Origin: Burma (Myanmar), Enhancement: heat. 5.65 dwts.