Thank you for viewing. ◎ I hope this power stone will encourage you in some way. ◎ If you are interested in this stone, or if this product has caught your eye, I believe it is fate. Apatite: Approximately 7.5mm Crystal: Approximately 6mm Cut button Purified. Inner size: Approximately 15cm Uses transparent (4-ply) Ope-lon rubber Apatite: It is said to have the energy to strengthen and connect bonds. It strengthens the bonds of family, lovers, teams, and organizations, and alleviates mental instability, adjusting the way you perceive things and the direction of your thoughts to become stable. Crystal: It is said to be a power stone that goes well with anything. It is said to be a stone that wards off evil and brings good luck. Crystal symbolizes purity and innocence, cleanses the mind and body, activates vitality, and awakens potential and talent. We look forward to your purchase, and appreciate your understanding as this is handmade. Also, as natural stones are used, please understand that there may be variations in color, shape, unevenness, cracks, and inclusions.