when Margarito fought Williams, his unofficial weight was 157lbs, and Williams was 162. And when Margarito fought Santos at Junior Middleweight, his unofficial weight was 160lbs, and Santos was 170lbs. When Cotto fought Demarcus Corley at Junior Welterweight, his unofficial weight was 157lbs. When Berto fought Collazo, his unofficial weight was 160 and Collazo's was 155. When Clottey fought Judah, his unofficial weight was 156 and Judah's was 147. When Mosley fought Mayorga at 154, his unofficial weight was 160 and Mayorga's 170