Yellow gold, sapphire and diamond ring

18k yellow gold (750/1000) ring set with a sapphire and diamonds. One oval-cut sapphire, weighing approximately 3.73 carats, surrounded by 74 brilliant-cut diamonds, weighing approximately 1.74 carats each (each diamond weighing approximately 0.02 carats). Width at the top: 1.61 cm. Ring size: 49.5. Total weight: 14.06 g. Eagle's head hallmark. Excellent condition.