Oval Cut London Blue Clear Accent CZ Sterling Silver Bridal Engagement Birthstone Ring From the Ginger Lyne Collection Metal:.925 Sterling Silver (92.5% Fine Silver) Plating: Rhodium Stone: AAA+ Quality Cubic Zirconia Stone Color: Blue+Clear Main Stone Size: 6mmx4mm This piece is custom made for our collection. It is Guaranteed 100% Genuine 925 Sterling Silver with Rhodium Plating for a Shining bright non-tarnish finish. It is 925 Hallmark Stamped.