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Jerry Koosman Autographed Official MLB Baseball New York Mets "69 WS Champs" JSA #CB77843

$109

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

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This Official MLB Baseball has been hand signed by legendary New York Mets pitcher Jerry Koosman, a key figure in the team’s unforgettable 1969 World Series victory. The ball is inscribed with "69 WS Champs", commemorating the Mets' first-ever championship win—a moment etched in baseball history. A true piece of vintage sports memorabilia, this baseball carries clear signs of age-related toning, adding to its nostalgic charm and authenticity. While the item is certified authentic by JSA and includes their tamper-proof hologram, please note that it does not come with the matching certificate of authenticity (COA).

  • Official MLB Baseball personally signed by Jerry Koosman
  • Includes unique inscription: "69 WS Champs"
  • Celebrates the New York Mets’ 1969 World Series Championship
  • Certified authentic by JSA (tamper-proof hologram included; COA not included)
  • Features natural toning consistent with vintage display
Whether you're a lifelong Mets fan, a collector of World Series memorabilia, or building a sports legacy display, this signed baseball by Jerry Koosman is a conversation-starting collector's item from one of baseball’s most surprising and storied underdog victories.
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