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  2. Paper currency grading - Wikipedia

    en.wikipedia.org/wiki/Paper_currency_grading

    No major damage such as tears or stains should be on notes in this grade. 15 Fine F Notes in this grade will have a good body, sound paper, bright colors, and above-average eye appeal but miss the next grade up due to too many folds or too much circulation. Folds cause a loss of paper durability which may be present in isolated areas.

  3. Coin grading - Wikipedia

    en.wikipedia.org/wiki/Coin_grading

    Coin grading [1] is the process of determining the grade or condition of a coin, one of the key factors in determining its collectible value. A coin's grade is generally determined by six criteria: strike, preservation, luster, color, attractiveness, and occasionally the country/state in which it was minted. Several grading systems have been ...

  4. Coin slab - Wikipedia

    en.wikipedia.org/wiki/Coin_slab

    Slabbed coins are typically from one of the coin grading companies. The practice of sending coins to third-party grading companies and then "slabbing" them began in 1986. When a grading company grades the coin it is sealed in a tamper proof slab with a barcode and a hologram. To prevent counterfeiting, holograms were attached to the graded coin ...

  5. A Guide Book of United States Coins - Wikipedia

    en.wikipedia.org/wiki/A_Guide_Book_of_United...

    Since 2015, Whitman Publishing has published the (Expanded) Deluxe Edition, trademarked as the "MEGA Red." The MEGA Red includes more expanded design, mintage, pricing, grading and historical information than the standard Red Book. Since the 1st edition, each edition features "in-depth coverage" of a different denomination of U.S. coins:

  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. Category:Numismatics - Wikipedia

    en.wikipedia.org/wiki/Category:Numismatics

    L. Latin Monetary Union; Limping bimetallism; List of £1 banknotes, bills, and coins; List of £5 banknotes and coins; List of £10 banknotes, bills, and coins

  8. 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

  9. Proof coinage - Wikipedia

    en.wikipedia.org/wiki/Proof_coinage

    Certification agencies can grade and assign numerical ratings for proof coins. A PR70 coin is the highest grade possible for a proof coin and indicates a perfect example, with PR69 and lower grades reflecting some deficiency in the strike, centering, details, or other aspect of the coin. Most proof coins are double struck under higher pressure.