Bandeau Ring in Yellow Gold and Diamond

18k yellow gold ring set with a central brilliant-cut diamond weighing approximately 0.13 ct, surrounded by 16 brilliant-cut diamonds weighing approximately 0.32 ct (each diamond weighing approximately 0.02 ct), and set with square blue sapphires weighing approximately 0.56 ct (each sapphire weighing approximately 0.07 ct). Width at the top: 0.84 cm. Ring size: 54. Total weight: 4.70 g. Eagle's head hallmark. Excellent condition