Guy Laroche Ring Yellow gold Diamond

Ring signed by Guy Laroche. in 750 thousandths (18K) yellow and white gold. set with 3 brilliant-cut diamonds. weighing approximately 0.005 ct each. total diamond weight: approximately 0.015 ct. top width: 0.69 cm. ring size: 52.5. total weight: 3.50 g. owl hallmark. excellent condition