When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. 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 ...

  3. Shinobi Life - Wikipedia

    en.wikipedia.org/wiki/Shinobi_Life

    Shinobi Life began as a series of one-shots published in Akita Shoten's shōjo manga magazine Princess in 2005 and 2006. [2] A full-scale serialization began in the August 2006 issue of Princess on July 6, 2006, [3] concluding in the April 2012 issue on March 6, 2012. [4] [5] A bonus spin-off story was published in the May 2012 issue on April 6 ...

  4. 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 ...

  5. Glossary of numismatics - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_numismatics

    This "cleanliness" is a result of the surface of the coin being dissolved by the acid. Dipped coins almost always have a lower numismatic value than when they were in their former "dirty" state, hence most numismatists do not recommend dipping or any other method of cleaning coins as doing so will likely reduce the coin's value. Double Eagle (U ...

  6. Professional Coin Grading Service - Wikipedia

    en.wikipedia.org/wiki/Professional_Coin_Grading...

    Printed on the front of the blue paper insert is the coin's type, denomination, grade, attribution, pedigree (if any), serial number, Universal Product Code (UPC), and other pertinent information. [11] [12] First-generation PCGS coin holders are smaller and lack the raised stackable edges of later issues. Their insert was printed on plain white ...

  7. Coin cleaning - Wikipedia

    en.wikipedia.org/wiki/Coin_cleaning

    These coins are graded with a description which lowers the coin's value by 90%. [14] [16] Dipping: The coin is dipped into a dilute acid solution that removes the oxidation from the coin along with a small amount of metal. Overdipped coins result in loss of luster which lowers the coin's grade and appeal. [12] [9] Ivory soap and Water

  8. Sheldon coin grading scale - Wikipedia

    en.wikipedia.org/wiki/Sheldon_coin_grading_scale

    Coin dealers will normally grade these coins at or below the ones shown for that respective type, the grades here depend on how bad the issue or issues are. [27] Grading services typically label these coins as "authentic" with x grade "details" (ex: "EF details"). Coins that are uncirculated as mentioned above can not go below an MS-60 grade.

  9. Toning (coin) - Wikipedia

    en.wikipedia.org/wiki/Toning_(coin)

    [1] [2] Coin toning can vary in aesthetics, and thus can alternately add or detract from a coin's value. [3] Coins with unusual toning colours or patterns tend to be valued by coin collectors. Toning is most common on silver coins, but can be found on coins minted from other metals and alloys, including gold, copper and cupronickel.