In his later works, the sculptor finds his own style, where the nature, mood, and features of the characters are conveyed without the needless scrutinizing of details, due to the proficient use of simple forms, giving his works a sense of monumentality.
In 1970 HArutyunyan was awarded a Diploma of the Union of Architects of the USSR for the reliefs on the building of the Museum "Erebouni" in Yerevan, in 1972 he was awarded the title of Honored Artist of the Armenian SSR.