The Top Grading Service for Pop Culture Collectibles!
Certified Guaranty Company (CGC) is the world’s leading third-party grading service for comic books, magazines, concert posters and more.
Verify CGC Certification
What is CGC Certification Verification?
Enter a collectible’s CGC certification number (highlighted in the image) to confirm its description in CGC's database. This tool can help you to verify that your CGC holder is genuine and has not been tampered with.
What is Confirm Package Delivery?Enter your package’s tracking number to confirm whether it has been delivered to CGC's facility.
Collectibles We Grade
No other third-party grading service compares to CGC when it comes to the certification of pop culture-related collectibles, including comic books, magazines, concert posters and lobby cards.Learn more
Comic Book Grading
Starting in 2000, CGC revolutionized comic book collecting with accurate and impartial grading and state-of-the-art protective holders. Today, CGC is the definitive leader in comic book certification.Learn more
CGC Signature Series
CGC is the leader in witnessed signature authentication. From facilitating signings at shows to hosting In-House Private Signings, CGC Signature Series connects fans and comic book creators.Learn more
Maximize your comic books’ potential before grading. With proven processes that enhance appearance, CCS is the world’s leading comic book pressing, restoration and restoration removal service.Learn more