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Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners PSA 9 Auto Grade Gem Mint 10 PSA/DNA Stock #238798

$1,559

⭑⭑⭑⭑⭑ 4.8/5 Stars from Real Collectors

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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 1989 Upper Deck Rookie Card #1, hand-signed by Ken Griffey Jr., is a must-have for serious collectors and baseball enthusiasts. As one of the most iconic and sought-after rookie cards in the hobby, this piece holds immense historical and investment value.

  • Hand-signed by Ken Griffey Jr., one of the greatest hitters in MLB history.
  • Graded Mint 9 by PSA, ensuring superior condition and collectability.
  • Signature graded Gem Mint 10 by PSA/DNA, confirming a flawless autograph.
  • Encapsulated in PSA/DNA’s tamper-proof holder, guaranteeing long-term authenticity and protection.
  • One of the most legendary baseball cards, marking Griffey’s debut in the majors.
Ken Griffey Jr.'s 1989 Upper Deck Rookie Card #1 is a cornerstone of any memorabilia collection. His electrifying career, 630 home runs, and Hall of Fame legacy make this autographed card a standout investment. Secure this authenticated, graded masterpiece today and own a piece of baseball history!
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