World Series of Boxing Like professional boxing, each bout is decided by the scores of three judges or, in some cases, by a knockout, technical knockout or walk-over. A WSB meet between two international franchises consists of bouts in ten (formerly five) weight categories. There are five three-minute rounds in each bout and the team that wins the most number of bouts wins the meet. Until season 4, there were five weight categories which were different than 10 categories in amateur (Olympic) boxing or 17 categories in professional boxing. These were Heavyweight (91+ kg), Light heavyweight (80–85 kg), Middleweight (68–73 kg), Lightweight (57–61 kg)
Boxing at the 2004 Summer Olympics Golovkin, Yuriorkis Gamboa, and Guillermo Rigondeaux, later went on to become world champions in professional boxing. The pre-olympic test event, better known as the 25th Acropolis Cup, was held from 26 to 30 May 2004 in the Peristeri Olympic Boxing Hall in Athens, Greece. The following tournaments were used as qualification tournaments for boxing at the 2004 Summer Olympics. Boxing at the 2004 Summer Olympics Boxing at the 2004 Summer Olympics took place in the Peristeri Olympic Boxing Hall. The event was only open to men and bouts were contested over four rounds of two minutes each. Five judges scored