clearance pins will be sold on an "as is" basis. meaning they may or may not exhibit defects that would have them considered as B grade.
seconds pins are pins that exhibit one or more of the following defects: air bubbles, stray paint/glitter, plating defects, slight scratches or scuffs from buffing process during production, bleeding colors, thicker metal lines, peeling, missing, or smeared enamel, gouged, missing, or low filled enamel, or other unexpected problems.
please note that the description above is a cumulative sum of the defects that make a pin a seconds grade. this does not mean that all pins will have all of these defects.