10mm Inner diameter: 16cm This is a Tibetan Dzi bead characterized by a hexagonal pattern resembling a turtle's shell. It is considered a powerful amulet for health, longevity, recovery from illness, and warding off disease, and is especially believed to be effective for longevity and protection from misfortune and evil. It is said to bring much good fortune and give the power to steadily move towards one's goals, making it suitable for those who wish for good health.