I sent the ball to Beckett and as you can see they certified it. It has both holograms that you can follow for more info.
Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett
I sent the ball to Beckett and as you can see they certified it. It has both holograms that you can follow for more info.
Rare Ken Griffey Jr 600th Home Run Game Used Ball Autographed Beckett
Beckett Authentication Services (BAS) Ken Griffey Jr. Original Autographed Baseball MLB Balls for sale
Description Description This is a 1988 San Bernardino Spirit California Cal League Rookie Card #34 that has been hand signed by Ken Griffey Jr. The
Ken Griffey Jr. Autographed 1988 San Bernardino Spirit California Cal League Rookie Card #34 Seattle Mariners BGS 8.5 Auto Grade Gem Mint 10 Beckett
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