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  2. Paper currency grading - Wikipedia

    en.wikipedia.org/wiki/Paper_currency_grading

    Paper currency grading is the process of determining the grade or condition of a bank note, one of the key factors in determining its collectible value. A banknotes grade is generally determined by crispness (Rigid, not limp paper), brightness, and depth of color.

  3. Notaphily - Wikipedia

    en.wikipedia.org/wiki/Notaphily

    Various third party grading companies (TPG) offer the service of authentication, grading and cataloging of common varieties of paper currency. These TPGs typically use a seventy-point grading scale to describe the note. Additional notations may be made for exceptional paper quality or other varieties.

  4. Numismatic Guaranty Company - Wikipedia

    en.wikipedia.org/wiki/Numismatic_Guaranty_Company

    The NGC grading scale is based on the 70-point Sheldon coin grading scale. Strike designations include Prooflike and Deep Prooflike for circulation issue coins and Cameo and Ultra Cameo for Proof coins. Coins deemed high-end for their particular numeric grade receive a "Plus" designation. Coins considered attractive get a "Star" moniker.

  5. Standard Catalog of World Paper Money - Wikipedia

    en.wikipedia.org/wiki/Standard_Catalog_of_World...

    The Standard Catalog of World Paper Money was a well-known catalogue of banknotes that was published by Krause Publications in three volumes. These catalogues are commonly known in the numismatic trade as the Pick catalogues, as the numbering system was originally compiled by Albert Pick, but are also referred to as "Krause" or "SCWPM." Since ...

  6. Third-party grading - Wikipedia

    en.wikipedia.org/wiki/Third-party_grading

    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 ...

  7. Collectors Universe - Wikipedia

    en.wikipedia.org/wiki/Collectors_Universe

    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.

  8. Numismatics - Wikipedia

    en.wikipedia.org/wiki/Numismatics

    Numismatics is the study or collection of currency, including coins, tokens, paper money, medals, and related objects.. Specialists, known as numismatists, are often characterized as students or collectors of coins, but the discipline also includes the broader study of money and other means of payment used to resolve debts and exchange goods.

  9. Standard Catalog of World Coins - Wikipedia

    en.wikipedia.org/wiki/Standard_Catalog_of_World...

    Most recent editions, as of November 2019. Standard Catalog of World Coins. Standard Catalog of World Coins: 1601–1700, 7th Edition, publication date 2018, Krause Publications, ISBN 978-1-4402-4857-3