 The apparent indifference toward perfection in physical appearance seems to have led to the eventual abandonment of realism altogether, as we see in the very late Portrait of the Four Tetrarchs.Development of the Roman portrait was associated with increased interest in the individual, with the expansion of the social circle portrayed.At the heart of the artistic structure of many Roman portraits is the clear and rigorous transfer of unique features of the model, while still keeping the general style very similar.