This 1989 Upper Deck Ken Griffey Jr. Rookie RC #1 carries a PSA/DNA authenticated autograph with a PSA Authentic designation. The 1989 Upper Deck Griffey #1 is one of the most iconic rookie cards of the modern era, and a signed example is a centerpiece Mariners card.

Ken Griffey Jr. went 1st overall to the Seattle Mariners in 1987 and debuted at 19 in 1989. Across 22 seasons with the Mariners, Cincinnati Reds, and Chicago White Sox, he hit 630 home runs and won the 1997 AL MVP, 10 Gold Gloves, and 13 All-Star selections. Griffey is a National Baseball Hall of Fame (HOF) inductee (2016).