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. 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. 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.