This unique necklace was handmade using traditional metalsmithing techniques and the lost wax casting process. Handmade in Chicago by Therese Kuempel. Brass and Opal Pendant. Hangs from a 18" Gold-Plated Chain. Stones measure 4x6mm each. Chain length also available in 24", 28", and 32" upon request. All of our brass is nickel free.