Jonc ring in yellow gold and diamond

18k yellow gold (750/1000) band ring set with an old-cut diamond weighing approximately 0.92 carats, accompanied by two old-cut diamonds with a total weight of approximately 0.74 carats (each diamond weighs approximately 0.37 carats). Total diamond weight: 1.66 carats. Width at the top: 0.85 cm. Ring size: 53. Total weight: 9.77 g. Eagle's head hallmark. Excellent condition.