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PSA was launched in July 1991 by David Hall, owner of the coin grading company Professional Coin Grading Service (PCGS), to serve collectors as a third-party card grader. [1] At the outset, the business faced difficulties owing to a limited demand from collectors who sought card grading services. [2]
Back on March 30, PSA Authentication and Grading Services, a company long considered the gold standard in the sports card collectibles grading field, shut down several of its services. The reason ...
Collectors Universe Inc. is an American company formed in 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles. Its authentication services focus on coins, trading cards, sports memorabilia, and autographs.
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Professional Coin Grading Service (PCGS) is an American third-party coin grading, authentication, attribution, and encapsulation service founded in 1985. The intent of its seven founding dealers, including the firm's former president David Hall, was to standardize grading.
HobbyListings pointed to Professional Sports Authenticator (PSA), Beckett Grading Services (BGS), and Sportscard Guaranty Corporation (SGC) as some of the more esteemed grading services.
Third-party grading (TPG) refers to coin grading & banknote grading authentication, attribution, and encapsulation by independent certification services.. These services will, for a tiered fee depending on the value of the coin, "slab" a coin and assign a grade of 1–70 on the Sheldon grading system, with 1 being the lowest grade, with only faint details visible to 70, a practically perfect ...
The Beckett price guide is a graded card price guide, which means it is graded by a 1–10 scale, one being the lowest possible score and ten the highest. In addition, Professional Sports Authenticator (PSA) grades cards 1–10, and can authenticate autographs as well. Other grading companies include Beckett, SGC, and CGC.