Keep up-to-date with today’s collectibles market and auction news.
Iconic 1916 M101-4 Sporting News #151 Babe Ruth Blank Back RC PSA 4 Tops Mile High Card Company Extra Innings Auction, Nov. 22 - Dec. 2
A Mel Ott 1931 New York Giants Game-Worn, Photo-matched Jersey and the “Holy Grail” of Tom Brady Cards Headline Lelands 2021 Fall Classic Auction
The Highest Prices Realized of All-Time.
Join the growing team at PSA and turn your passion for collecting into a career.
The Foundation of All Great Collections.
Professional Sports Authenticator (PSA) is the largest and most trusted third-party trading card authentication and grading company in the world. Since its inception in 1991, PSA has certified over 40 million cards and collectibles with a cumulative declared value of over a billion dollars.
PSA is a division of Collectors Universe, which has offices in California, New Jersey, Paris, Hong Kong, Shanghai and Tokyo.
As the only third-party grading service to offer a guarantee on its services, PSA has emerged as the clear leader in authentication and grading for trading cards and other collectibles.