Diameter of beads: Approximately 10.5mm (±1mm) ★ Inner diameter: Approximately 16.5cm (±3cm) ★ Weight: Approximately 30g Origin: Japan Power stones refer to stones believed to possess mysterious powers, such as Itoigawa jade. There is no definitive definition, but they include sparkling gems like diamonds, as well as familiar minerals like rock salt, and come in various types. It is believed that wearing them wards off misfortune and brings good luck, and they have been loved by people as amulets since ancient times. The history of power stones is long; in ancient Egypt, decorations made of natural stones such as lapis lazuli, tiger's eye, and carnelian were placed with mummies. Also, they were used for healing illnesses and in sorcery in various places around the world, showing that their mystique has remained unchanged regardless of time or place. And even now, power stones are expected to purify disturbances in energy, relieve stress, and even smooth out relationships, captivating many people with their beautiful radiance.