Coin edge

 ( Numismatics ) 

Coin edges are the parts of a coin's surface between the faces; they may be plain (smooth) or patterned, or a combination of both. They can also include lettering.

are often referred to as "ridged" or "grooved" (US usage), or "milled" (UK usage).Concise Oxford Dictionary (2006): mill, produce regular ribbed markings on the edge of (a coin) Some coins, such as United States quarters and dimes, have reeded edges. Reeding of edges was introduced to prevent coin clipping and counterfeiting. Why do some coins have ridges around the edges?

The main techniques of coin edging are edge mills of various types, which put a pattern on a smooth edge, after a coin and with edge rings, which pattern the edge at the time when the coin is being milled.

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Inscriptions Examples of edge inscriptions or edge lettering include e pluribus unum on the edge of U.S. Presidential dollar coins, various national €2 edge inscriptions, and various phrases on the UK one pound coin, most commonly decus et tutamen. Inscriptions are more common on thicker, higher-value, or non-circulating coins.

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Coin edge patterns Examples of patterns used on coin edges include:

File:Гладкий гурт.png | File:С вырезом гурт.png | File:Рифлёный гурт.png | File:Прерывисто рубчатый гурт.png | File:С наклонными засечками гурт.png | File:Текстовой гурт.png | File:Сетчатый гурт.png | File:С узором гурт.png | File:С выбоинами гурт.png|

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See also

• Pearl circle on coins

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