Mariners HOF Ken Griffey Jr. Signed / Autographed Baseball Jersey Upper Deck COA - Key Biscayne Magazine

Ken Griffey Jr. Signed Mariners Jersey with 2016 Hall of Fame Induction Patch (Beckett COA & TriStar Hologram)

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Mariners HOF Ken Griffey Jr. Signed / Autographed Baseball Jersey Upper Deck COA - Key Biscayne Magazine

Take your Seattle Mariners memorabilia collection to the next level with this Ken Griffey Jr. autographed baseball. It features a hand-signed autograph and inscription from the 2016 Baseball Hall of Fame inductee. Griffey Jr. was drafted first overall by the Mariners in 1987, placed third in AL Rookie of the Year in '89, then earned All-Star Game selections and Gold Glove awards in each of the next 10 years.

Ken Griffey Jr. Seattle Mariners Fanatics Authentic Autographed Hall of Fame Logo Baseball with HOF 16 Inscription

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Ken Griffey Jr Autographed Jersey Card Pulled from 2021 Immaculate

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Seattle Mariners MLB Original Autographed Jerseys for sale

Seattle Mariners MLB Original Autographed Jerseys for sale