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Mark McGwire & Sammy Sosa Autographed Official MLB Baseball (Smudged) Beckett BAS Witness #3W367455

$179

⭑⭑⭑⭑⭑ 4.8/5 Stars from Real Collectors

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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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Celebrate one of the most iconic power duos in baseball history with this official MLB baseball hand-signed by Mark McGwire and Sammy Sosa. These two sluggers captivated the nation during the legendary 1998 MLB season, as they battled for the single-season home run record—an unforgettable moment that redefined baseball’s modern era. This signed baseball is more than just a collectible—it's a tribute to a historic rivalry and a must-have for MLB fans and memorabilia collectors alike.

This item has been witnessed and certified authentic by Beckett Authentication Services (BAS), and includes their tamper-proof witness hologram to guarantee authenticity. Please note: there is a smudge in the signature, as shown in the product images, which adds unique character to this authentic piece.

Key features:

  • Official MLB Baseball hand-signed by Mark McGwire & Sammy Sosa
  • Iconic players from the 1998 MLB home run race
  • Beckett Authentication (BAS) certified with tamper-proof witness hologram
  • Unique signature smudge adds authenticity and character
  • Ideal for MLB collectors, St. Louis Cardinals and Chicago Cubs fans, and baseball historians
Own a piece of baseball history that pays tribute to two of the game’s most memorable sluggers. This Mark McGwire & Sammy Sosa signed baseball is a conversation starter, collector’s treasure, and timeless keepsake from one of MLB’s most talked-about seasons.
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