Welcome to the latest version of The Graded Upside, a series in which the upside value potential of a raw sports card is compared to that of its graded counterparts to determine whether collectors who ...

The only known sealed case of O-Pee-Chee Hockey wax boxes from Wayne Gretzky's rookie season sold on Thursday for a record $2.52 million at Heritage Auctions. The sale set a record for the most ...