CGC grades the Berk Collection
CGC grades the Berk Collection! Meet Vincent and Stephen, Co-owners of Metropolis Comics, and meet Jon Berk, the owner of the entire Collection.

Verify CGC Certification

 
    Follow Us
  • Contact Us
  • CGC
    P.O. Box 4738
    Sarasota, FL 34230
  • 1-877-NM-COMIC toll free
    +1 941-360-3991
    +1 941-360-2558 fax

© 2017 Certified Guaranty Company, LLC. | Legal | Privacy Policy | Terms, Conditions and Descriptions | 877-NM-COMIC