Created Sky Blue Topaz 6mm and Clear CZ Halo Sterling Silver Engagement or Statement Ring the Ginger Lyne Collection Metal: Sterling Silver Plating: Rhodium Stone: Sky Blue Topaz Stone Size: 6mm Weight: 2g 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.