1991 Sports Illustrated for Kids baseball card of Seattle Mariners Hall of Fame designated hitter Edgar Martinez personally autographed in blue Sharpie. Authenticated and slabbed by Beckett Authentication Services (BAS). Card condition is about NrMt.
Martinez was one of MLB’s greatest pure hitters, finishing with a .312 career average and earning seven All‑Star selections.
From Theo Chen's personal autographed SI for Kids card collection, all obtained in person or at paid signings. ONLY ONE AVAILABLE FOR SALE.
