Blood And Diamonds (1977)

aka: Diamanti Sporchi Di Sangue

Claudio Cassinelli stars as a man who is arrested and condemned to five years in jail for robbery. After serving his term, he is out for revenge on the gang members he blamed for his arrest. The prize for this deadly fight is a large cache of diamonds. Also stars Martin Balsam and Barbara Bouchet. (In widescreen format).