Ken Griffey Jr. Autographed 1988 Cal Cards Rookie Card #34 San Bernardino Spirit Auto Grade Gem Mint 10 Vintage Rookie Signature Beckett BAS #15772588
Ken Griffey Jr. Autographed 1988 Cal Cards Rookie Card #34 San Bernardino Spirit Auto Grade Gem Mint 10 Vintage Rookie Signature Beckett BAS #15772588 is backordered and will ship as soon as it is back in stock.
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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.
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Own a piece of baseball history with this 1988 Cal Cards Rookie Card #34, hand-signed by Ken Griffey Jr.—one of the most iconic players of his era. This vintage rookie signature is a must-have for serious collectors and Mariners fans alike. Authenticated and encapsulated by Beckett Authentication Services (BAS), this card is graded Gem Mint 10 for its pristine signature.
- Authentic Ken Griffey Jr. hand-signed rookie card
- 1988 Cal Cards Rookie Card #34, a valuable collector’s item
- Signature received a Gem Mint 10 grade from Beckett BAS
- Beckett Authentication (BAS) certified and enclosed in a tamper-proof holder
- A perfect addition for serious collectors or as a standout investment piece
Ken Griffey Jr., a Hall of Famer and a 13-time All-Star, left an unforgettable legacy in Major League Baseball. This signed rookie card represents the early days of his legendary career, making it a rare and highly sought-after collectible. Secure this authenticated gem today and celebrate one of the game's greatest players!
