The cost of cataract surgery in Kolkata can vary widely depending on factors such as the type of surgery, the choice of hospital or clinic, and the specific requirements of the patient. On average, cataract surgery in Kolkata may range from INR 10,000 to INR 50,000 or more per eye. It’s essential to consult with a healthcare provider or eye surgeon in Kolkata for an accurate cost estimate based on your individual needs.