Synthetic cubic zirconia is a cheaper alternative to natural diamonds. Synthetic cubic zirconia has been used in jewellery for more than 100 years. It was first produced in the late 1800s and was used as an imitation diamond. Synthetic cubic zirconia is a man-made diamond that is not as expensive as natural diamonds. Synthetic cubic zirconia is a man-made diamond that looks like and has the same chemical composition as a natural diamond. It also has properties of hardness, refractive index, and thermal conductivity. The main difference between the two is their cost. Synthetic cubic zirconia costs significantly less than natural diamonds, but it still retains its beauty and quality. Synthetic cubic zirconia is a man-made diamond substitute created to resemble the natural diamond. Synthetic cubic zirconia is a man-made diamond substitute created to resemble the natural diamond. It is not as rugged and durable as the natural one and it has a lower value than the real one. So, i...