A 42-year-old man was nabbed from Varanasi on Sunday for allegedly duping a Mumbai-based dairy shop owner of Rs 10.5 lakh under the pretext of providing his son with a job in ONGC, a police official said.

The official said the accused, identified as Rajesh Jaiswar, used to visit the shop of the victim in Tilak Nagar area of Mumbai and they knew each other.