Cubic Zirconium, or Cubic Zirconia as itās also called, is a mineral often used in place of real diamonds. Itās made to look and feel like the real thing, is significantly cheaper, and can be molded into the famous diamond shapes such as emerald cut, princess cut, and asscher cut. One of the advantages of having a CZ stone is that cubic zirconium can be made into any color, unlike diamonds. Another great advantage is that cubic zirconium stones truly do look like the real thing. Even the wealthiest people wear cubic zirconium stones because itās a great way to keep up with the trends.