Yaqub was reported missing on Sunday, July 22 at 5.30pm.
He was last seen near Tottenham Court Road wearing Nike grey clothing and has a distinctive crossbody bag.
Police say he has links to Kensington & Chelsea and Westminster but could be “anywhere in London”.
Detective Chief Inspector Sarb Kaur from the Missing Persons Unit: “We are appealing for any information on Yaqub’s whereabouts.
Yaqub is missing from his home in Camden. (Image: MPS)
“His family are very worried about him and are urging anyone to contact police if they have heard from him.
“We continue to progress several lines of enquiry to locate Yaqub but are becomingly increasingly worried about him.”
“You can call police on 999, report online or tweet @MetCC quoting CAD8615/22JUL or contact the Missing Persons phone on 07881330963.”