The 1989 Upper Deck Star Rookie Ken Griffey Jr #1 trading card features the iconic baseball player during his rookie season with the Seattle Mariners. This graded card has received an 8 from Professional Sports Authenticator (PSA), making it a highly desirable collectible for baseball fans and card enthusiasts. With its hard-signed autograph and original manufacturing by Upper Deck, this card is a valuable piece of Major League Baseball history that captures a significant moment in the career of Ken Griffey Jr.