NGC: Numismatic Guaranty Corporation

Numismatic Guaranty Corporation (NGC) provides coin grading services. The Company offers grading of ancient, shipwreck, bullion, and gold coins. Numismatic Guaranty serves customers worldwide. NGC, the world's largest and most respected third-party coin grading service, was founded in 1987. From the beginning, NGC has committed itself to developing an impartial, trusted standard of consistent and accurate grading. NGC is a privately owned, international coin certification service that has certified more than 47 coins. NGC certification consists of authentication, grading, attribution, and encapsulation in clear plastic holders. NGC is a member of Certified Collectibles Group (CCG), which owns five million collectible certification services. ...