Milled coin edge. Smooth coin edges have a plain, uninterrupted border.
Milled coin edge. Why Do Coins Have Ridges or Reeded Edges? Ever held a coin between your fingers and felt the tiny grooves along its edge? Those ridges, known as "reeded" edges or "milled" edges in the United Kingdom, are more than just a tactile feature—they carry a rich history and serve practical purposes that date back centuries. Put simply, reeded (or milled) edges solved the problem of clipping. Some people erroneously use these terms interchangeably, so learn the correct usage. Different coins have varied edges, each with distinct characteristics. Coin edge isn’t just a simple border. Feb 24, 2025 ยท Milled Edges: Coins with milled edges have a specific pattern around the circumference, making it difficult to replicate. Edges may be plain or may receive a design during the minting process. Reeded edges are often referred to as "ridged" or "grooved" (US usage), or "milled" (UK usage). In England, Sir Isaac Newton, then Warden of the Royal Mint, introduced coinage reforms that included the milled or reeded edge, which gained widespread adoption in the late 1600s. The French techniques (and some of the French engineers) made their way to England and the new milled process began to be adapted. 3pnh zrbq vimjy dmw3 j9l xk2 esfv8y w8mygfod 8zo lq3k1nr
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