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Isaac Guerendo Autographed San Francisco 49ers F/S Speed Helmet - Beckett W Holo

$219

⭑⭑⭑⭑⭑ 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 the rising career of running back Isaac Guerendo with this officially licensed, full-size, autographed Riddell Speed Replica Helmet, signed during his time with the legendary San Francisco 49ers. Whether you’re a lifelong 49ers fan, a collector of emerging NFL stars, or simply love adding unique sports history to your collection, this eye-catching piece is a must-have. Authenticated by Beckett Witnessed Authentication, this collectible ensures that Guerendo’s signature is 100% genuine, verified in-person during a public or private signing event — with easy authentication via a numbered hologram and QR code.

  • Officially signed by Isaac Guerendo of the San Francisco 49ers – A standout player known for his explosive speed and potential in the NFL.
  • Riddell full-size Speed Replica helmet – A premium display piece modeled after the helmets worn on the field.
  • Beckett Witnessed Authentication included – Comes with a numbered hologram and QR code for instant verification on the Beckett website.
  • Guaranteed authentic – Signature obtained at a verified public or private signing session.
  • Collector-friendly note – This is a stock image; the item you receive is nearly identical, brand new, and in excellent condition. *Autograph location may vary*
Commemorate Isaac Guerendo’s professional journey with a bold, display-ready piece of sports memorabilia that reflects both heritage and future potential within the iconic San Francisco 49ers franchise. Perfect for man caves, offices, or sports collections, this signed helmet is a timeless tribute to one of the newest names in the NFL to watch.
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