The card is hand-signed by Jason Giambi, a former first baseman and designated hitter for the New York Yankees, Oakland Athletics, Cleveland Indians, and Colorado Rockies. It is a great addition to any baseball card collection and a must-have for New York Yankees fans.
Jason Giambi Autographed New York Yankees 2005 Donruss Diamond Kings Black and White Variant Baseball Card #154. This signature has been authenticated and Encapsulated by the Experts at Beckett Authentication Services (BAS). This signature has been graded by the Experts at Beckett Grading Services (BGS) featuring a'Auto 10' grade.