The belief behind crystal therapy is that individual stones such as amethyst, rose quartz and jade have the ability to communicate with the energy flow of the human body and help to realign the energy channels that are interrupting the natural flow of the body and help it heal itself. Name Natural Blue Aquamarine Crystal Gemstone Round Beads Bracelet AAAAA Material 100% Genuine Natural "Grade A".crystal Weight 34.8g Length 8.4mm Width 8.4mm Hight 8.4mm