The concept of a boxer with a "granite chin" is epitomized in the franchise that features the  fictional character, Rocky Balboa. The final film in that franchise features the boxer who held the WBC cruiser weight title from 2016 to 2017.
 It also features Tessa Thompson, Phylicia Rashd, Tony Bellew and Graham McTavish. 
 He held the WBC cruiserweight title from 2016 to 2017, and previously the British and Commonwealth light-heavyweight titles between 2010 and 2014, and the European cruiserweight title from 2015 to 2016. 
 The films by order of release date are: "Rocky" (1976), "Rocky II" (1979), "Rocky III" (1982), "Rocky IV" (1985), "Rocky V" (1990), "Rocky Balboa" (2006) and "Creed" (2015). 
 The fictional Rocky Balboa character of the "Rocky" franchise epitomizes the concept of a boxer with a "granite chin". 
