Here is an authentic, David Yurman Capri blue chalcedony and sterling silver ring. The Chalcedony is ~10mm round cabochon. The ring is expertly and securely partially bezel set in 14K yellow gold with a soft blue, No chips or cracks. The ring features Yurman's classic cable textured surfaces in both the yellow gold and silver and is solid and well-made as is to be expected. The ring is marked, 925 585 D.Y. and is a size 6 1/2. It weighs 8.2 grams.