Tanzanite is the gem of fortune and luck. A tanzanite pendant is said to ease stress and free one from bad habits. A sapphire is said to bring serenity and purity to the wearer. Wear a pink sapphire pendant for serenity and purity with a splash of fun and irreverence. An amethyst pendant is said to bring spirituality, tranquility and peace to the wearer. It is even said to help one succeed in business.