Bandeau ring in yellow gold and diamond

18k yellow gold (750/1000) ring set with brilliant-cut diamonds: one diamond weighing approximately 0.44 ct; two diamonds weighing approximately 0.24 ct each (approximately 0.18 ct each); two diamonds weighing approximately 0.12 ct each (approximately 0.06 ct each); and eighteen diamonds weighing approximately 0.72 ct each (approximately 0.04 ct each). Total diamond weight: 1.64 ct. Band width: 1.48 cm. Ring size: 57. Total weight: 16.43 g. Owl hallmark. Excellent condition.