Ridged coin edges originated centuries ago to prevent precious metal theft. This ancient engineering trick ensured the integrity and value of circulating currency. Today, these patterned edges aid identification by touch and improve grip. Ridges also contribute to modern anti-counterfeiting strategies for coinage. These subtle designs continue to serve practical purposes in everyday transactions. Ridged coin edges originated centuries ago to prevent precious metal theft. This ancient engineering trick ensured the integrity and value of circulating currency. Today, these patterned edges aid identification by touch and improve grip. Ridges also contribute to modern anti-counterfeiting strategies for coinage. These subtle designs continue to serve practical purposes in everyday transactions.
