Carved Gemstone On Gold Ball Chain Necklace- Blue Chalcedony $1,738.00 / Description LUIS MORAIS 14K yellow gold 24 inch ball chain, featuring a carved blue chalcedony hexagon gemstone and two roundel gemstone beads. Lobster clasp closure. Length: 24 in. Select product Default Title Default Title Add to Cart Your Email Send This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.