Jonc ring in yellow gold and diamonds

18k yellow gold ring (750/1000), pavé-set with diamonds. 35 single-cut diamonds, totaling approximately 0.035 ct (each diamond weighing approximately 0.001 ct). 22 brilliant-cut black diamonds, totaling approximately 0.22 ct (each diamond weighing approximately 0.01 ct). Width at the top: 0.70 cm. Ring size: 54. Total weight: 4.52 g. Eagle's head hallmark. Excellent condition.