Pete Alonso Baltimore Orioles Signed Official MLB Baseball PSA/DNA

$259

Fast Shipping

After payment is received, items will generally ship from Pristine Marketplace or our approved vendors within 2 business days. Please allow an additional 5-7 business days for custom framed jerseys.

Orders will ship via FedEx, UPS, or USPS for both domestic and international shipments.

60-Day Risk-Free Returns

Shop with total confidence. If you're not completely satisfied, return your item within 60 days for a full refund—no questions asked. Your satisfaction is 100% 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.

Learn more

Fast & Secure Checkout

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Description

Collector Grade, PSA/DNA authenticated autographed baseball signed by Pete Alonso—premium memorabilia for serious baseball collectors. One of MLB’s elite power bats, Alonso smashed a rookie-record 53 home runs in 2019 and won National League Rookie of the Year. A multi-time All-Star, he also captured the Home Run Derby titles in 2019 and 2021, cementing his place as a modern slugger collectors chase.

Collector's Highlights:

  • Athlete: Pete Alonso
  • Item: Rawlings Official MLB Baseball — hand-signed (autographed)
  • Authentication: PSA/DNA (hologram)

Authenticated by PSA/DNA, this piece is verified authentic and ready for any serious collection. PSA/DNA’s tamper‑evident hologram and online database verification help protect long‑term value and give buyers the confidence that they’re getting the real deal.