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Ken Griffey Jr. Autographed Mariners 1989 Mitchell & Ness White Cooperstown Jersey – Size XL – Beckett BAS Witness

Regular price: $699.99
Sale price: $699.99
Regular price: ~~$999.99~~

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Celebrate the rookie season of a baseball legend with this Ken Griffey Jr. Autographed Seattle Mariners White Authentic Mitchell & Ness 1989 Cooperstown Collection Jersey. This Size XL jersey features Griffey’s bold signature and is certified authentic by Beckett BAS Witness, making it a rare and highly sought-after collectible for Mariners fans and baseball memorabilia enthusiasts.

Key Features

Hand-signed by Ken Griffey Jr., Hall of Fame outfielder
Authentic Mitchell & Ness 1989 Cooperstown Collection Jersey
Classic white Seattle Mariners jersey, size XL
Certified authentic with Beckett BAS Witness
Perfect for framing and display in your collection

Player Facts

Ken Griffey Jr.: Inducted into the Baseball Hall of Fame in 2016 with 99.3% of the vote
13× All-Star, 10× Gold Glove Award winner, and 7× Silver Slugger
1997 American League MVP
Hit 630 career home runs, ranking among the all-time greats
Debuted with the Seattle Mariners in 1989, becoming one of the most iconic players of his generation

Specifications

Player	Ken Griffey Jr.
Team	Seattle Mariners
Item	White Mitchell & Ness 1989 Cooperstown Authentic Jersey
Size	XL
Autograph	Hand-signed by Ken Griffey Jr.
Authentication	Beckett BAS Witness Certified
Condition	Mint / Bold Signature
Era	1989 Rookie Season
Display Recommendation	Professional frame or display case (not included)