By Nick Diaz handsigned 8" by 8" photograph, signed with black felt pen. The signing of this photograph was witnessed by James Spencer Authentication and comes with an Authentication serial numbered hologram and matching certificate. Nickolas Robert Diaz (born August 2, 1983) is a retired American professional boxer and mixed martial artist who competed in the welterweight and middleweight divisions of the Ultimate Fighting Championship (UFC). Diaz is a former Strikeforce, WEC and IFC welterweight champion and a UFC title challenger. He also notably competed in PRIDE, EliteXC, DREAM, and Shooto. Nick is the older brother of former UFC fighter Nate Diaz, with the pair of brothers being one of the biggest influences in the sport of MMA. COA: James Spencer Authentication This item will be shipped with insurance.