Oyster shell, 14k gold beads, copper and brass necklace. Cicada & Oyster Shell Necklace$149.00PriceOut of StockPRODUCT INFOThis impressive piece is constructed of oyster shell, and 14k gold beads, copper and brass. It dangles from a 24" adjustable chain. Size: 2 3/4" wide by 3 1/2" tall.