This necklace is a Vintage piece made in the 1960's. The artist who made it is Augustine & Rosali Pinto who signed and stamped the necklace for authenticity. The artist used mother of pearl, turquoise, coral and black onyx. The necklace can be made longer or shorter depending on the length your longer for. Can be made 18 inches or 26 inches. This piece is stunning and can't be replaced once it is gone.