1989-10-21 Jose De Jesus w pts 12 Isidro Perez, Convention Centre, San Juan, Puerto Rico - WBO
1989-10-21 Jose De Jesus w pts 12 Isidro Perez, San Juan, Puerto Rico - WBO. Scorecards: 120-109, 120-109, 120-109. Winning all the way, De Jesus impressed against the tough and aggressive Perez, who could not find a way through and slumped to a lopsided points defeat in his second world title challenge. De Jesus again proved himself to be a smart operator who could pick his punches to good effect, allied to powerful right-hand punching.