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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.
Cards are evaluated by third-party services, most often Professional Sports Authenticator (PSA), Beckett Grading Services (BGS) and Sportscard Guaranty (SGC), and given a grade on a ten-point scale based on condition. [5] The images below do not necessarily represent the individual specimen sold but are representative of the given cards.
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Numismatic Guaranty Company (NGC) is an international third-party coin grading and certification service based in Sarasota, Florida. It has certified more than 60 million coins. NGC certification consists of authentication, grading, attribution, and encapsulation in clear plastic holders.
Cards are considered poor to pristine based on their condition, or in some cases rated 1 through 10. [35] A card in pristine condition, for example, will generally be valued higher than a card in poor condition. Major card grading companies which provide these ratings on a scale of 1-10 include PSA, Beckett, and SGC.
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Academic grading; Africa; Egypt; Kenya; Morocco; Nigeria; South Africa; Tunisia; North America; Canada; Costa Rica; Mexico; Nicaragua; United States; South America ...
Certified Guaranty Company, also known as CGC, is a Sarasota, Florida comic book grading service. CGC is an independent member of the Certified Collectibles Group of companies. It is the first independent and impartial third party grading service for comic books.