Since they are no longer being generated, the supply of Johnson Matthey 1 ounce silver bars and 10 ounce JM silver is restricted. They no longer create the smaller size silver bars because they think that it is not cost-effective, as well.Such bars are still available from investors who purchased them. Nevertheless, JM only produces huge size silver bars nowadays.

Johnson Matthey sustains to process gold and silver at Ontario, Canada and Utah refineries. Moreover, Johnson Matthey Company was chosen as the certified assayers and processor of the Bank of England. His company merged with George Matthey during 1851. It was established by Percival Johnson as a gold factory since 1817. Also, Johnson Matthey is one of the international’s oldest silver refineries. Still in the reality today, Johnson Matthey was considered the leading refinery of precious metals and generates all sorts of large expensive metals bars such as catalysts and platinum group metals.

In fact, the manufacturing and sales of silver rounds, 1 ounce JM Silver Bars and, 10 ounce JM silver bars, and even 100 ounce silver bars became wide accepted among prospective investors. These silver bars are often referred as JM Silver bars, and still, Johnson Matthey uses the initials JM to differentiate Johnson Matthey issue products from other company’s products. From the 1970’s until 1980’s, Johnson Matthey Silver bars became famous.

John matthey silver bars