The trend in gemstone and crystal bracelets is go big or go home! These bad boys are 12 mm. These mix perfectly well with all of your other bracelets. These are gorgeous, rich amethysts from Brazil. Beautiful dark purple! Amethyst, relieves, stress, strain, and irritability. Amethyst, absorbs, negative energy, and provides peace and tranquility. Helps with spiritual awareness and the awakening of the soul.