A 43-year-old man from Chinchpokli in Mumbai has lost Rs 7.5 lakh allegedly in a 'sextortion' racket in which he was threatened with an abetment to suicide case, a police official said on Friday.

The man had recently indulged in a video chat with a woman who started undressing during the conversation, and soon after he got a call from a person falsely identifying himself as Delhi cyber crime branch official Arun Saxena, the official said.