Opal symbolizes confidence, clarity, and calmness and is said to promote faith in oneself and hope for the future. Wear an opal pendant to capture these qualities. Tourmaline symbolizes wisdom, strength of mind and eloquence. Wear a pink tourmaline pendant to become a more confident and impressive individual. Wearing an aquamarine is said to help couples smooth out their differences and reawaken their love for each other making an aquamarine pendant the perfect anniversary present.