Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #27 Seattle Mariners Auto Grade Gem Mint 10 Beckett BAS #19658909
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #27 Seattle Mariners Auto Grade Gem Mint 10 Beckett BAS #19658909 is backordered and will ship as soon as it is back in stock.
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Authenticity Guaranteed
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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Description
Description
Collector-grade, BAS-authenticated autographed and signed memorabilia: Ken Griffey Jr.’s 1989 Upper Deck Rookie Card #27 (Seattle Mariners) featuring a Beckett GEM MINT 10 autograph. Griffey is a 2016 Baseball Hall of Fame inductee, the 1997 AL MVP, a 13-time All-Star, 10-time Gold Glove center fielder, and finished with 630 career home runs—defining an era in Seattle and across MLB.
Collector's Highlights:
- Athlete: Ken Griffey Jr.
- Item: 1989 Upper Deck Rookie Card #27, hand-signed; Beckett BAS Auto Grade Gem Mint 10; BAS Cert #19658909; encapsulated in Beckett’s tamper-proof holder (autograph grade only; card itself is not graded)
- Authentication: Beckett Authentication Services (BAS)
Authenticated by Beckett BAS, this verified autograph on the hobby’s most iconic modern rookie card delivers long-term collecting confidence. A premium signature grade, trusted encapsulation, and the legacy of a Mariners legend combine to make this a blue-chip piece of baseball memorabilia.
