1960s sterling silver faux-jade bead center with metal loop surround with curls at the bottom on either side butterfly clip back earrings. Marked "NAPIER PAT. PEND." on the clips. Measure: 7/8 inches tall by 11/16. Excellent condition. The matching brooch is also available for purchase and is shown on pg. 425 of Melinda L. Lewis & Henry Swen's book, "The Napier Co.: Defining 20th Century American Costume Jewelry."