Ken Griffey Jr 90s Signed Mariners Russell Athletic Authentic Jersey BAS+PSA LOA
Ken Griffey Jr 90s Signed Mariners Russell Athletic Authentic Jersey BAS+PSA LOA is backordered and will ship as soon as it is back in stock.
⭑⭑⭑⭑⭑ 4.8/5 Stars from Real Collectors
Free Shipping on U.S. Orders $99+
Free Shipping on U.S. Orders $99+
After payment is received, items will generally ship from Pristine Marketplace or our approved vendors within 2 business days.
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60-Day Risk-Free Returns
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100% Authenticity Guaranteed
100% Authenticity Guaranteed
All signatures sold on Pristine Marketplace are 100% guaranteed authentic, offering buyers complete confidence in every purchase.
Each autographed item undergoes rigorous verification through trusted authentication providers—including Beckett Authentication Services (BAS), James Spence Authentication (JSA), Fanatics Authentic, or Pristine Auction’s own in-house standard, Pristine Authentic.
This unwavering commitment to authenticity protects collectors and fans alike, making every signed piece not just a display item, but a trusted investment.
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This authentic Seattle Mariners Russell Athletic baseball jersey is personally signed by legendary outfielder Ken Griffey Jr., one of the most iconic players in Major League Baseball history. Known for his smooth swing, elite defense, and electrifying presence, Griffey's impact on the game and the city of Seattle is undeniable. This signed jersey is not just a collectible—it’s a piece of baseball history that celebrates one of the most beloved Hall of Famers of all time.
- Hand-signed by Ken Griffey Jr. – A certified autograph from the Seattle Mariners icon and 13-time All-Star.
- Authentic Russell Athletic jersey – Official Seattle Mariners jersey, size 48, just like the ones worn on the field.
- Fully authenticated – Comes with Beckett and PSA/DNA holograms and matching Letters of Authenticity (LOA) for peace of mind and investment security.
- Collector’s must-have – A standout centerpiece for any sports memorabilia collection celebrating the career of “The Kid.”
