The Met affirmed they were called to a report of a “suspicious thing” just before 8pm outside the rural semi-disconnected house in Ealing, west London.
They detonated the thing around 9.30pm and affirmed it was observed to be non-suspicious.
Officers and other crisis administrations went to while the thing was evaluated on Gunnersbury Avenue.
Street terminations were built up while the encompassing properties were cleared as an insurance.
The North Korean consulate is in a seven-room private house once in the past possessed via Carry On star Sid James.