This sterling silver Roman glass ring has been masterfully crafted wire edging detail around the edge of the glass. This bold statement piece is perfect for any occasion. Handcrafted in Israel this ring comes with a certificate of authenticity. This ancient glass forms in the earth over a thousand years, turning into a rich Patina Color of shades of Blue/Green. To care for this piece, use a polishing cloth and keep the glass out of the water. The water will cause the glass to loose its sheen.