These earrings feature Blueberry Quartz that range from translucent light blue to nearly clear with royal blue swirls. Very pretty! Each beads has been spiral wrapped with Argentium Sterling Silver wire. The beads hang from a central Argentium Silver Chain. Overall length is 1-1/8 inches from the top of the handmade Sterling earwires. Argentium Sterling Silver is Anti-tarnish, so these earrings will continue to look bright and shiny with no polishing necessary.