Jason Giambi Signed Oakland Athletic Jersey (JSA COA) 5×All-Star

MLB Jason Giambi Signed Trading Cards, Collectible Jason Giambi Signed Trading Cards

Jason Giambi Signed Oakland Athletics Jersey (JSA COA) 5xAll-Star (200 – Super Sports Center

Autographed/Signed Jason Giambi New York Pinstripe Baseball Jersey PSA/DNA COA at 's Sports Collectibles Store

MLB Jason Giambi Signed Trading Cards, Collectible Jason Giambi Signed Trading Cards

Jason Giambi Autographed Oakland Athletics Custom White Baseball Jersey - JSA COA

MLB Jason Giambi Signed Trading Cards, Collectible Jason Giambi Signed Trading Cards

Custom on-field style jersey. Everything is sewn on, size XL. Hand-signed in silver paint pen by Jason Giambi (Oakland A's, New York Yankees, Colorado

Jason Giambi Signed Oakland Athletic Jersey (JSA COA) 5×All-Star (2000–2004) A's

MLB Jason Giambi Signed Trading Cards, Collectible Jason Giambi Signed Trading Cards

Jason Giambi, Oakland Athletics on verge of one-year deal - ESPN

Autographed/Signed Jason Giambi New York Pinstripe Baseball Jersey PSA/DNA COA at 's Sports Collectibles Store

Jason Giambi Jersey, Jason Giambi Authentic & Replica Athletics Jerseys - Athletics Store

This listing is for an autographed Jason Giambi jersey. The jersey has been authenticated by JSA (one of the best authentication companies). It has

Jason Giambi Autographed/Signed Jersey JSA COA Oakland Athletics A’s