Sterling Silver Blue Synthetic Opal Crossover Ring for Women 5/16 inch Great Looking Ladies Cubic Zirconia Crossover Ring with Lab Created Blue Opal Inlay Laboratory Made Opals Under Perfect Conditions Are great Looking Opals with lots of Fire Solid Sterling Silver with Rhodum finish for anti tarnish and white gold look Beautiful Hand Inlaid Opal Ring with Excellent Quality Stone Setting Laboratory Grown Opals Under Perfect Conditions for perfect Looking Opals