Police are appealing for information after two men were victims of an armed robbery in West Croydon.
The pair were approached by four suspects, described as black men, in Mead Place West at around 7.20pm on October 28.
Two suspects brandished a handgun, and robbed one victim of his Rolex watch, worth £6,000, as well as stealing their car.
The car, a black AMG Mercedes, was found abandoned in Eastney Road shortly after the incident. The watch remains missing.
DC James Marland from Croydon CID said: "We are keen to speak to those who may have information about this incident. Anyone with information should call us - we will treat all information in the strictest confidence".
Anyone with information should call Croydon CID on 0203 276 2248, police on 101 or Crimestoppers on 0800 555 111.