If you have a desired inner circumference, please be sure to let us know before purchasing. It will cost an additional 50 yen for every 1 cm increase. Reducing the size is free. Inner circumference: Approximately 17 cm (stretches) Lapis Lazuli 10mm Hematite 10mm Matte Onyx 10mm Crystal 10mm & 8mm Rondel Lapis Lazuli is said to be a "stone that brings good luck." However, it doesn't just bring good luck; it has a strong meaning of encouraging growth in the owner and correcting them in the right direction. It brings foresight close to precognition, enhances inspiration, and draws out potential abilities. Hematite is said to strengthen the holder's mental strength, bring confidence and courage, and cultivate the power to realize their desires. It is a power stone that can help when you want to do something but lack the courage to act. ※ Because they are natural stones, the color and pattern may differ even in the same stone. ※ The color may differ from the actual product due to lighting conditions. Also, it may contain cracks and inclusions unique to natural materials. Please understand this beforehand.