Solitaire ring in white gold, sapphire and diamonds

18k white gold ring (750/1000) set with a sapphire and diamonds. One oval-cut sapphire, weighing approximately 0.45 ct, surrounded by six brilliant-cut diamonds, weighing approximately 0.09 ct. Width at the top: 0.51 cm. Ring size: 54. Total weight: 2.23 g. Excellent condition.