A perfect choice for yourself, or as a gift, our Opal stud earrings feature sturdy cast basket settings and beautiful sparkling gems. 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. 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.