Mark McGwire & Sammy Sosa Autographed Official MLB Baseball (Smudged) Beckett BAS Witness #3W367066
Mark McGwire & Sammy Sosa Autographed Official MLB Baseball (Smudged) Beckett BAS Witness #3W367066 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 memorabilia—this Official MLB baseball is signed by Mark McGwire and Sammy Sosa and comes authenticated on-site by Beckett (BAS Witness #3W367066). Their 1998 home run race gripped the sport, with McGwire setting a then-record 70 HRs and Sosa belting 66 while winning the NL MVP. Both joined the 500 Home Run Club; McGwire was the 1987 AL Rookie of the Year, and Sosa remains the only player with three 60-HR seasons.
Collector's Highlights:
- Athletes: Mark McGwire & Sammy Sosa
- Item: Official MLB Baseball – dual-signed (note: signature smudge visible as pictured)
- Authentication: Beckett Authentication Services (BAS) Witnessed Hologram #3W367066
This dual-signature ball is verified authentic by Beckett’s Witness program, giving you a piece tied directly to the most electric home run chase in modern baseball. The BAS hologram secures the legitimacy of the signatures and supports long-term collectibility for serious fans and memorabilia buyers.
