The repeated stress of striking planchets causes dies to wear down and, in some instances, crack. These occur when a portion of the die breaks away as the consequence of a progressive crack. Major die breaks, commonly known as “cuds”, are perhaps the most popular die errors. Generally the more severe and interesting the error the more valuable the coin. Clips are categorized as curved, straight, ragged, incomplete and elliptical. Values of clipped planchets may vary depending on the coin, the type of clip and the percentage missing from what would be a normal coin. When the planchet punching press does not advance the metal coinage strip properly, the resulting strokes may overlap previously punched out metal and produce planchets that are incomplete, or “clipped”. Classic Commemoratives & Government SetsĬlipped Planchets are coins that are incomplete due to improperly cut blanks. Silver Coins: When They Ended and What They’re Worth Should I get my coin collection appraised?.
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