What is Cubic Zirconia? (also known as CZ)
Cubic zirconia is a synthesized stone which is hard, optically flawless and usually colourless but can be made in a variety of different colors. The colors are created by using different oxides in the creation process. Cubic zirconia is also known as CZ.
How should I clean my Cubic Zirconia Jewelry?
For a quick and easy way to clean your CZ jewelry with settings of sterling silver or plated metals -- dish-washing detergent and a very soft brush may be all it takes to remove film from the CZ and return its fire.
How should I store my Cubic Zirconia Jewelry? 
Keep your cubic zirconia jewelry by itself. This does not only apply to CZ jewelry as it is important for all 
jewelry to be kept separate to avoid scratches.
