Dagge would win the German Middleweight title, in his 6th bout. Dagge would follow up with wins over notable, but faded fighters
Denny Moyer and Manuel González. In 1974, Dagge challenged
Jose Manuel Duran for the European Light Middleweight title, losing by 11th-round TKO. He came back the next year however, and stopped Duran in the 9th round, to win the title. He would defend the title once, before losing it by decision to
Vito Antuofermo. Dagge earned a title shot against WBC Light Middleweight champion
Elisha Obed on 17 June 1976. Dagge pulled off a stunning upset of Obed, winning by 10th-round TKO, to win the title in Berlin. Dagge was scheduled to defend his title against
Sugar Ray Seales. However Seales pulled out a of the fight and former champion
Emile Griffith stepped in as a replacement. The result was Dagge winning a controversial majority decision. He followed this up with a draw over England's Maurice Hope, a future world champion. Dagge then faced Australia-based Italian
Rocky Mattioli on 6 August 1977, and was knocked out in the 5th round. Dagge would win six more bouts over lesser opposition until he was stopped by
Brian Anderson in 1981, he retired from the ring shortly thereafter. ==Professional boxing record==