This is a rare and valuable 1938-S/S 1c coin with the FS-501 variety and the RPM-001 error. It has been graded MS65 RED by PCGS, a trusted coin certification company. The coin features a repunched mintmark and is composed of copper with a red color. It was struck in business style at the San Francisco mint in the United States. The denomination is small cent and the design is the popular Lincoln Wheat. This coin is a great addition to any collection and a must-have for serious collectors.