A Michael Jordan signed jersey is worth about $1500 if it is authenticated by a top company.
As Michael Jordan is a icon , and such players can not be made they are born. And as he is world known person t. That jersey will be sold at a very high. price indeed.
Probably around $3000
roughly around 500,000 to 10,000,000
The value of an authentic team signed Grover Covington Jersey is between $80 and $100.
worth around 300 dollars, in England where I am from £250
To purchase an authentic signed NFL jersey, one can go online to Sports Memorabilia website. They not only sell NFL autographed jerseys, but other sports items as well.