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					Originally Posted by s15driftking  I was not aware that they were individually nubmered. In that case, i will look at mine when i get a chance. that makes sense that the seller told me it was numbered. i thought it was an aditional reference! ha
 
 how do you research individual numbers? or, how did you find that out?
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 I would guess that you could contact Graham watches about the numbering system.