A perfect choice for yourself, or as a gift, our Aquamarine stud earrings feature sturdy cast basket settings and beautiful sparkling gems. The unique icy blue color of aquamarine looks ideal with any complexion and eye color, making a pair of aquamarine earrings a perfect gift. White topaz is a popular substitute for the birthstone of April, which is diamond. A pair of white topaz earrings is an affordable alternative to expensive diamond studs.