Gamaliel Diaz vs. Robert Guerrero
2005-12-02 : Robert Guerrero 125½ lbs lost to Gamaliel Diaz 126 lbs by SD in round 12 of 12
- Location: Tachi Palace Hotel & Casino, Lemoore, California, USA
- Referee: Dan Stell
- Judge: Ed Kugler 115-112
- Judge: Marty Sammon 113-114
- Judge: Marshall Walker 112-115
Diaz was deducted a point for hitting behind the head in round twelve.