A businessman and his four accomplices here have been arrested over the murder of a financier following a monetary dispute, police said on Thursday.

Gemstone trader Manjot Singh, 48, Rajender, 33, Rohit Thakur, 30, Dinesh, 22 and an unnamed juvenile, residents of Malviya Nagar and Ambedkar Nagar in south Delhi, were taken into custody on Wednesday.