Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners Beckett BAS #19211211
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners Beckett BAS #19211211 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, Beckett-authenticated autographed rookie card memorabilia — signed by Ken Griffey Jr. A first-ballot Hall of Famer in 2016, Griffey was a 13-time All-Star and the 1997 AL MVP, finishing with 630 home runs and 10 Gold Gloves for the Seattle Mariners. His 1989 Upper Deck #1 rookie is the modern hobby icon, and a bold on-card signature pushes it into a premium tier for serious collectors.
Collector's Highlights:
- Athlete (MLB): Ken Griffey Jr.
- Item: 1989 Upper Deck Rookie Card #1, hand-signed; Beckett BAS encapsulation
- Authentication: Beckett Authentication Services (BAS) — Cert #19211211; tamper-proof holder
Backed by Beckett’s certification and sealed holder, this signed rookie is verified authentic and built for long-term confidence. A cornerstone piece tied to one of baseball’s greatest careers, it’s a trusted addition for Mariners fans and advanced memorabilia collectors alike.
