Bell Trading Post Copper & Turquoise Southwestern Necklace Amazing, boho vintage necklace by the Sun Bell Trading Post company in solid copper and turquoise with a solid copper chain. The necklace is in good vintage condition, the chain is strong and the clasp works perfectly and the whole piece has taken on a lovely oxidized tone. All of the turquoise pieces are fully intact, and their copper bezels are holding solid. The markings on the back of the pendant are all from its construction. Measures 23" long chain, 2" diameter pendant