Pompadour ring in white gold and sapphire

18k white gold ring (750/1000). Set with a rectangular-cut sapphire weighing approximately 1.26 carats, surrounded by 10 brilliant-cut diamonds with a total weight of approximately 0.9 carats (each diamond weighing approximately 0.09 carats). Width at the top: 1.55 cm. Ring size: 55. Total weight: 5.73 g. Eagle's head hallmark. Excellent condition.