Our European Machine Cutting CZs are the finest cubic zirconia diamonds available. Just as there are many different grades of diamonds, there are also many different grades of cubic zirconia stones. Superior cutting & polishing, for maximum brilliance, create a noticeable difference between our European Machine Cutting CZs and the conventional grades of cubic zirconia which are mass produced and commercially cut with minimal finishing techniques. Delivery Way - Date Of Delivery: 7-10