Sadigh Gallery's Nuestra de Atocha Shipwreck Coin Pendant 42976 - Silver shipwreck coin pendant from the Spanish treasure ship, the Nuestra Senora de Atocha. In a vermeil pendant setting of 22 kt gold plate over silver. 1622 AD (1 ½" ). http://www.sadighgallery.com/42976-COIN-JEWELRY-American