Solitaire ring in white gold and diamond

18k white gold ring (750/1000). Set with a brilliant-cut diamond of approximately faint brownish-yellow, weighing approximately 0.25 ct, and four smaller diamonds of approximately 0.005 ct each. Total diamond weight: approximately 0.27 ct. Width at the top: 0.46 cm. Ring size: 58. Total weight: 5.14 g. Owl hallmark. Excellent condition.