Solitaire ring in white gold and diamonds

18k white gold solitaire ring. Set with 13 brilliant-cut diamonds: one diamond weighing approximately 0.18 ct, surrounded by 12 diamonds weighing approximately 0.06 ct each (each diamond weighing approximately 0.005 ct). Width at the top: 0.35 cm. Ring size: 53. Total weight: 2.50 g. Excellent condition.