Cubic zirconia (CZ) is a mass-produced, lab-grown diamond simulant. While it has virtually no resale value, it is a highly popular material for specific consumer groups and manufacturers due to its affordability and visual similarity to diamonds. Primary Consumer Buyers
The main market for cubic zirconia consists of retail consumers who prioritize style, safety, or budget over long-term investment: How much is a cubic zirconia ring worth? - GTHIC who buys cubic zirconia