This was actress Leena Chandavarkar's last Hindi film as a heroine. She appeared in two more Hindi films after this before she retired from acting - "Sarfarosh" (1985) and her husband Kishore Kumar's last film "Mamta Ki Chhaon Mein" (1990).[1][2]
This film was certified in 1979 and its audio records were issued the same year, but it appears that the film was released in 1980.