PIN GRADE DETAILS
Standard: Free of major defects but may contain slight surface imperfections that are visible upon very close-up inspection and/or from looking at the pin under certain lighting or from a specific angle.
B grade: Slightly damaged pins offered at a discount, still cute! But expect scratches, variation in the enamel, or less than perfect pins.
C grade: Contains more noticeable flaws. Examples include air bubbles, pin pricks, stray paint/glitter specs, scratches, metal plating defects, low filled enamel, random specs of dirt, dust, glitter, fibers.