Ken Griffey Jr. Autographed 1988 California League Rookie Card #34 San Bernardino Spirit Auto Grade Gem Mint 10 Beckett BAS #18629506
Ken Griffey Jr. Autographed 1988 California League Rookie Card #34 San Bernardino Spirit Auto Grade Gem Mint 10 Beckett BAS #18629506 is backordered and will ship as soon as it is back in stock.
⭑⭑⭑⭑⭑ 4.8/5 Stars from Real Collectors
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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.
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Elevate your collection with this rare and iconic 1988 California League Rookie Card #34, hand-signed by none other than baseball legend Ken Griffey Jr.. A true gem for serious collectors, this card captures the early promise of a Hall of Fame career that would redefine modern baseball. Before he became an MLB superstar, Griffey Jr. made waves in the minor leagues—and this rookie card is a prized piece of that history. Certified by one of the industry's most trusted names, Beckett Authentication Services (BAS), the autograph has received a top-tier Gem Mint 10 grade for its flawless condition. Encapsulated in BAS’s secure, tamper-proof holder, this card is both protected and display-ready for long-term value and appreciation.
- Authentic 1988 California League Rookie Card #34 featuring Ken Griffey Jr.
- Hand-signed by Ken Griffey Jr.—a standout piece for any memorabilia collector
- Signature graded Gem Mint 10 by Beckett BAS for pristine autograph quality
- Officially authenticated and encapsulated by Beckett Authentication Services (BAS)
- Secure, tamper-proof holder ensures long-term protection and display value
