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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.
Coin slab is a type of holder for a coin. 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 ...
Articles with the NGC number in the title use [[Category:NGC objects|####]], dropping the NGC prefix, and using only the number. The number should be padded up to 4 digits using zeroes. Articles without the NGC number in the title use [[Category:NGC objects]]. A redirect containing the NGC number should also be added to the category, sorted as ...
Coin collecting is the collecting of coins or other forms of minted legal tender. Coins of interest to collectors include beautiful, rare, and historically significant pieces. Collectors may be interested, for example, in complete sets of a particular design or denomination, coins that were in circulation for only a brief time, or coins with ...
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 ...
The coins were found in a cornfield in Kentucky sometime before 2023; the exact location was not revealed. The person who found the hoard requested anonymity and sources say that he is a man. Many of the coins were found in the ground with pieces of a cloth bag and one of the coins was damaged from farm equipment.
Along with its sister publication, the older Handbook of United States Coins (The Official Blue Book), it is considered an authoritative U.S. coin price guide. The Guide Book and Handbook got their nicknames (and now official trademarks), the "Red Book" and the "Blue Book," due to their respective solid red and blue covers. [ 1 ]
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 ...