◆ This is lapis lazuli from Afghanistan. ◆ Beads used: Lapis lazuli (9.5-10mm beads) Crystal (button-shaped, approximately 6mm in diameter) ◆ Size: Inner circumference approximately 16.5 cm ◆ Elastic polyurethane rubber thread is used. ◆ Some beads may have small dents or imperfections. ◆ The images are of the actual item you will receive, not a sample. 【Lapis Lazuli】 December birthstone. Japanese name: Ruri (瑠璃), or Lapis Lazuli. Lapis lazuli is not a single mineral, but a composite stone made up of lazurite, sodalite, pyrite, calcite, and other minerals. It is characterized by a wide variety of colors depending on the proportion of each mineral. The most famous production area is Afghanistan, and the deepest purplish-blue lapis lazuli is considered the finest.