Lapis Lazuli semi-precious stone tumblechip beads. These irregular shaped 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 strung on a 36 inch/90cm strand of monofilament. This a very economical way of purchasing semi precious beads.