Pin grade standards will vary between pin makers. These are the standards that we grade our pins. All enamel pins are cleaned, graded before being packaged for delivery.
Near perfect pins. May have minor bubble, enamel fills, little scratches and scuffs - these imperfections are small and are noticeable up close or at certain angles. Comes with backing card.
Imperfect pins. May have more noticeable flaws from a distance - this includes scratches, low enamel fill, oxidation. Does not come with backing card.
C Grade: We don't intend to sell these at this time.