The corona of cubic zirconia gemstones on these 9 carat yellow gold cubic zirconia halo stud earrings add a tangible sense of luxury and class while the fiery central stone naturally catches the light in the most attractive way making these earrings ideal for a variety of occasions formal enough for work and pretty enough to want to wear everyday these earrings are timelessly chic cubic zirconia is the manmade equivalent of a diamond with none of the inclusions or flaws which occur in