Sterling Silver And Multicolor Inlay Hoop Post Earrings AS52795 MATERIALS: Sterling silver, Turquoise, Coral, Onyx, Sugilite, Oyster Shell, and Opal. MEASUREMENTS: Post Hoop earrings measure approximately 5/8" long and 3/8" wide. Southwestern Jewelry Sterling Silver And Multicolor Inlay Hoop Post Earrings AS52795