Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners Beckett BAS #19211203
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners Beckett BAS #19211203 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.
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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Description
Description
Collector Grade autographed rookie card memorabilia, BAS encapsulated and signed by Ken Griffey Jr. A 2016 Hall of Fame inductee, Griffey captured the 1997 AL MVP and made 13 All-Star teams. He finished with 630 home runs (7th all-time) and 10 Gold Gloves, defining an era with the Seattle Mariners.
Collector's Highlights:
- Athlete: Ken Griffey Jr.
- Item: 1989 Upper Deck Rookie Card #1, hand signed; Seattle Mariners; BAS tamper-proof holder
- Authentication: Beckett Authentication Services (BAS), Cert #19211203
Authenticated by Beckett and encapsulated in their tamper-proof holder, this verified Griffey rookie autograph offers trusted authenticity and collector-grade appeal. Beckett’s COA and holder protect the signature and help support long-term value for serious baseball memorabilia collectors.
