Amethyst is an extremely powerful and protective gemstone with a high spiritual vibration. It guards against psychic attack and transmutes the energy into love. It calms the mind and keeps you focused and balances highs and lows. It is one of the most spiritual stones promoting love of the divine and encouraging spiritual wisdom. It opens intuition. It is very good for strengthening the immune system and is an excellent cleanser for the blood. The clasp is Sterling Silver; the beads are silver plated over copper. Copper is an important mineral for us. The bracelet comes with a descriptive card and is gift boxed.