Numismatic Dictionary

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There are currently 5 names in this directory beginning with the letter K.
The measure of gold purity of an item. Pure gold is designated as 24-karats.

key date
A key date coin is one that is more difficult to obtain than others in the series. A key date may include all coins from a single year or just one date and mintmark combination.

KM# or KM Number
Krause-Mishler catalog number for the coin type. See also Krause-Mishler.

Chet Krause, founder of Krause Publishing, and Cliff Mishler, then Editor-in-Chief at Krause Publishing, invented a catalog numbering systems for the Standard Catalog of World Coins references. These catalog numbers are widely used to identify coins by type.

Bullion coin program produced by South Africa

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