Yellow gold, sapphire and diamond ring

Ring set with a sapphire and diamonds. In 18k yellow gold (750/1000). One oval-cut sapphire, weighing approximately 0.61 ct in total, surrounded by two brilliant-cut diamonds, weighing approximately 0.10 ct in total (each diamond weighing approximately 0.05 ct). Width at the top: 0.76 cm. Ring size: 55. Total weight: 2.99 g. Excellent condition.