Antique Silver Plated Ring | Adjustable Ring | Ethnic Ring | Boho Style Ring | Anello | Minimalist Ring | Square Shape Faceted Crystal Ring One size simple facet-cut dark gray crystal adjustable ring. The ring is sterling silver plated with a matte, antique oxidized finish. Metal: zamak & brass, faceted glass crystal cabochon Finish : matte silver Ring size : adjustable in the back Front ring measures: 1.8 cm / 0.70 in All our jewellery are made from zamak alloy & brass. Zamak is a hypoallergenic alloy of zinc, aluminum, magnesium & copper. It is covered with a 925 sterling silver ( maximum 7 μm ) or 14 k gold coat with an antique, matte finish. Please contact me if you have any questions. Thanks for looking. Our all products are hypoallergenic & lead, nickel, cadmium free. Antique Silver Plated Adjustable Ring | Minimalist Rectangular Shape Faceted Crystal Boho Jewelry