Lapis Lazuli round semi-precious stone beads. These 4mm gemstone beads are a royal blue colour with flecks of gold and are is believed to promote harmony & healing. Lapis Lazuli is the birthstone for September and the ancient birthstone for December. These gemstone beads are sold either singularly or strung on a 16 inch/40cm strand of monofilament which contains approximately 100 4mm beads. They are a very versatile size and ideal for bracelets and tiaras.