How much is a brett favre game worn jets jersey autographed worth ?

my uncle is a sports reporter for south miss paper sun herald so i get alot of things from south mississippi players and i just got this jersey . It is the actual jersey he played in last sunday in a loss to the chargers
thanks i just get alot of college player stuff besides brett favre for usm . like i got michael boley lb from atlanta his game used college jersey

Dang….. well I’d say atleast $10,000

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