Bernard Hopkins at 160. Although not generally considered a “golden era” in the truest sense, the late 80s / early 90s middleweight division...
I don't think it's possible for a boxer to retire "prematurely" if they go out on their own terms. Lewis had nothing else to prove, and didn't owe...
It would have been the most difficult fight for Mosley at 135 on paper, but I don't see a solid argument as to why Johnston would win. He doesn't...
It isn't always easy to pinpoint the start and end of a fighter's prime, as not all of a fighter's attributes and abilities will progress/regress...