1979 Seattle Mariners Team Autographed Official MacPhail AL Baseball With 27 Signatures SKU #263388
1979 Seattle Mariners Team Autographed Official MacPhail AL Baseball With 27 Signatures SKU #263388 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, signed memorabilia: Official MacPhail AL baseball with 27 signatures from the 1979 Seattle Mariners. Sourced from the Kingdome era just three seasons after Seattle entered MLB in 1977, this piece captures the club’s early history. It’s the correct period Official American League baseball bearing Lee MacPhail’s stamp—MacPhail is a Hall of Famer—adding historical credibility to this 1979 team-signed ball.
Collector's Highlights:
- Team (MLB): 1979 Seattle Mariners — 27 signatures
- Item: Official MacPhail American League Baseball; vintage toning and surface marks as shown
- Authentication: PSA/DNA, JSA, or Beckett (eligible; guaranteed to pass). Independent certification supports market value and long-term confidence for collectors.
This ball is a verified authentic snapshot of Seattle’s formative years and a strong fit for any advanced MLB autograph run. Backed by a third-party authentication guarantee, it stands as a trustworthy piece of Mariners history with the right platform, period, and team signatures for the era.
