Never more popular, dangly earrings are not just for diamonds anymore. Browse our selection of dangly and drop Onyx earrings and make a fashion statement! A pair of black onyx earrings are an affordable and elegant gift. Always appropriate and always in style, black onyx should be in every jewelry box. A pair of created alexandrite earrings is like two gifts in one. Blue-green by day, and purple-red by night, the color change of this gem is sure to please.