(November 8, 2019) — Professional Coin Grading Service will begin encapsulating United States Mint serialized Certificates of Authenticity (COA) alongside the coins they guarantee. The service will also provide a pedigree on the coin insert with the matching serial number.
This new service is being launched in conjunction with the new, low-mintage American Eagle 2019 One Ounce Silver Enhanced Reverse Proof Coin, which will be accompanied by the Mint with COAs bearing a serial number
