The sterling pentacle jewelry reminds us that we have the ability to bring Spirit to Earth. As above so below. Black Onyx is believed good for decision-making and is a powerful protection stone as it absorbs the negative energy of people and releases mental stress and promotes emotional well-being.. . . Supplying Sterling Silver and Natural Stone Jewelry to New Age, Metaphysical, Spiritual and Life Style stores for 35 years . . . each design comes with it's own 1 year workmanship replacement warranty card