Tab Content
  • diamond's Avatar
    12-31-2018, 11:02 PM
    I can only tell you that the grading services do a poor job when confronted with errors that are subtle, obscure, novel, compound, or complex. ...
    4 replies | 161 view(s)
  • diamond's Avatar
    12-30-2018, 09:54 AM
    Professional grading is a fool's game. Assigned grades are not reproducible, from grader to grader, from day to day, or from company to company. ...
    4 replies | 161 view(s)
No More Results
About diamond

Basic Information


Mike Diamond. Error coin writer and researcher.


Total Posts
Total Posts
Posts Per Day
General Information
Last Activity
12-31-2018 11:02 PM
Join Date