1950s rhodium plated oval Florentine finish links collar necklace with hook clasp. Marked "Napier." Center link: 3/4 inches long. Interior circumference about 16 1/2 inches at the largest setting. Excellent condition. An identical necklace in goldtone is shown on pg. 231 of Melinda L. Lewis & Henry Swen's book "The Napier Co.: Defining 20th Century American Costume Jewelry."