Ken Griffey Jr. Signed 1989 Official American League Baseball JSA COA

Ken Griffey Jr. autographed authentic Seattle Mariners jersey signed on the front by the Hall of Fame slugger in bold, black sharpie. Beckett Auth...

Displayed is a Ken Griffey Jr. signed San Bernardino Spirit home white, short sleeve, game worn jersey. This jersey was not worn by Griffey, but ...

Ken Griffey Jr. Signed Rawlings Big Stick Game Model Baseball Bat.Comes with full letter JSA COA. Bin #4

1999 Official All-Star Game (Selig) ball: 36 signatures including Derek Jeter, Ken Griffey Jr, Pedro Martinez, Cal Ripken Jr, Jim Thome, Alomar a...

1993 Seattle Mariners Team Signed Baseball With Ken Griffey Jr. JSA COA  #9135626534 D#133 Listed with ExportYourStore.com