Labradorite Necklace on Vermeil Chain with Gunmetal Crystal Cross. Approximate length 22″ with 2″ extender; the Gunmetal Crystal Cross is 1 5/8″ x 1 3/8″. The Religious Medals from Andrea Barnett are cast in Red Bronze. Red Bronze is bronze with a high copper content that gives it the color of rose gold. These medals are currently the best selling product in the Andrea Barnett collection. By Artisan Jewelry Artist Andrea Barnett with Andrea Barnett Jewelry Apparel.