He probably started as a middleweight but eventually fought mostly as a light heavyweight where he won the gold medal in the division in the 1960 Rome Olympics. He debuted in the pros as a heavyweight but weighed less tha 200 lbs. in his first few bouts.

Light heavy in the Olympics 1960....Pro career was at heavyweight, but less than 200 lbs to start.

In the professional ranks, heavyweight. In the amateurs and the Olympics, he fought at light-heavyweight and won the gold in the 1960 Olympiad.

Heavy Weight.