Meticulously handcrafted by the leading jeweler specializing in South Dakota gold, the Landstroms Sterling Silver Black Hills Gold Onyx Necklace combines the natural beauty of pink and green 12-kt. gold displayed on classy black onyx. This adornment is presented on a sterling silver framework which is suspended on a sterling silver chain. Spring-ring clasp keeps it safe and secure. Made in USA. Chain length: 18 Pendant: 0.8L x 0.3W. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Necklaces.