Zack Collins Chicago White Sox JSA COA Sig Debut Autographed Signed Baseball B
Zack Collins signed Official Major League Baseball
This is an Official Major League Baseball that Zack signed last year. This baseball comes with a JSA SIGNATURE DEBUT COA. SIGNATURE DEBUT COA'S are very unique, it guarantees that the signature was signed and authenticated prior to the players 1st game of his second MLB season. Having a Debut Signature of a player should make your collection very unique. JSA is the leading authenticator in our industry!
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