If the other devices look like that, then it looks like coin wear. A RPM should show a spread, even on a worn coin:

Note on this example, the split serifs. That shows that it is a RPM. The shape of the mintmark on your coin doesn't look enlarged. IMOHO

Note on this example, the split serifs. That shows that it is a RPM. The shape of the mintmark on your coin doesn't look enlarged. IMOHO




















