Legends say that wearing a peridot pendant can bring happiness and contentment. Set in gold and surrounded with diamonds, the power of a peridot is said to intensify. Tourmaline symbolizes wisdom, strength of mind and eloquence. Wear a pink tourmaline pendant to become a more confident and impressive individual. Tanzanite is the gem of fortune and luck. A tanzanite pendant is said to ease stress and free one from bad habits.