1950s goldtone circular links of "caged" round domed white resin necklace with hook clasp. Marked "NAPIER" on the hook. Measures: 6 1/2 inches long by 6 3/8 inches wide. Circular sections measure: 1 1/16 inches across. The interior circumference at the largest setting is about 15 1/4 inches. Condition: Good: some wear to goldtone, particularly to the extension chain and the back. The same necklace with teal resin is shown on pg. 272 of Melinda L. Lewis & Henry Swen's book "The Napier Co.: Defining 20th Century American Costume Jewelry."