The Numismatic Guaranty Corporation (NGC) is a professional coin grading service that evaluates and certifies the quality of coins. Founded in 1987, NGC uses a standardized grading scale to assess coins based on their condition, authenticity, and market value. This helps collectors and investors make informed decisions when buying or selling coins. NGC is recognized globally for its expertise in numismatics, the study of coins and currency. The organization employs a team of experienced numismatists who examine each coin carefully. By providing reliable grading and certification, NGC enhances the trust and transparency in the coin market.