This combination of two stones is a wonderful amulet to help you discipline yourself and maintain a strong mental fortitude when facing difficult goals, such as studying for exams or playing sports. Amethyst brings mental stability, and onyx brings strength to the spirit. It is highly recommended not only for sports and studying for exams, but also as an amulet for dieting, etc. Size Amethyst 10mm Onyx 8mm Inner circumference: approx. 16cm Material: Amethyst, Onyx [Amethyst] The stone of true love It is said that wearing it in search of a relationship with the opposite sex will bring you a relationship with a sincere partner. It is also recommended for those who are not blessed with encounters or who tend to be deceived by appearances and fail. In addition, it provides all-around effects, not only for love, but also as a guardian stone of love, such as when you are suffering from insomnia or nightmares. [Onyx] Said to be the "stone that protects against evil spirits," it is said to have the effect of warding off evil. It is also said to awaken the instincts within the body and stimulate and improve athletic ability. [Please Read] Purification is essential when owning power stones. Because they have passed through the hands of various people, they may have absorbed various thoughts. Because power stones are affected by external influences, it is essential to purify them to remove negative energy in order to restore the original state of the stone. And by purifying them, the pure energy that the stone originally possesses is drawn out, and the function as a power stone is greatly improved. As your good partner, we will ship the power stone after purifying it so that it will support your happiness. *Because they are natural stones, the colors and patterns may vary even for the same stone. *The color may differ from the actual product due to lighting. In addition, it may contain cracks and inclusions unique to natural materials. Please understand this in advance.