1991 Ken Griffey Jr. Signed Game Used Seattle Mariners Jersey With JSA COA. Also comes with Certificate Of Authenticity from Dave Miedema for the game use. We specialize in sports autographs and memorabilia. We have one of the largest selections of baseball autographs in the country. The item “1991 Ken Griffey Jr. Signed Game Used Seattle Mariners Jersey With JSA COA” is in sale since Wednesday, May 1, 2019. This item is in the category “Sports Mem, Cards & Fan Shop\Game Used Memorabilia\Baseball-MLB\Jerseys”. The seller is “showpiecessports” and is located in Deal, New Jersey. This item can be shipped to United States.
- Player: ken griffey jr