What properties do diamonds and cubic zirconia have in common?

Cubic zirconia can be described as the cubic crystalline of zirconium dioxide (ZrO2). Diamond can generally be described as the solid form of Carbon. Cubic zircona is often used as a substitute for diamond.

Similarities between cubic zirconia and diamond include:

Both can be used in the making of jewelry or ornaments. Both are durable. Visually, both cubic zirconia and diamond are very much like each other. Both cubic zirconia and diamond are hard.