The Professional Coin Grading Service, or PCGS, represents the industry standard in third-party certification. As a member and authorized dealer, American Bullion receives impartial grading and authentication by the world’s top experts. As the owner of a PCGS-graded coin, the customer will have the benefit of PCGS’s Guarantee of Grading Accuracy and Authenticity and each PCGS Authorized Dealer will accept the grades assigned to the coins by PCGS. The PCGS Guarantee of Grade and Authenticity is fundamental to our concept of third-party grading. The cash-back policy ensures the accuracy of the grade assigned to any PCGS coin as long as it remains in its tamper-evident holder.