Blue Nike Swingman Authentics Icon Edition Oklahoma City Thunder basketball jersey, size 52, signed on the number on the back in black marker by Chet Holmgren, who added his jersey number “#7” and hand-wrote the inscriptions “Chetmate” and “Thunder Up” next to his signature.


Signed at an official paid private autograph session.
Authenticated by independent third-party authenticator Beckett Authentication Services (with their numbered tamper-proof QR Code Authentication hologram attached).

Sold with a Certificate of Authenticity from The Autograph Source.