A member of staff at an Essex jewellers was assaulted during an alleged robbery in which a watch worth thousands of pounds was stolen.

Essex Police has released a CCTV image of a man officers want to speak to in connection with the incident at Fish Brothers in High Street, Chelmsford.

A group of men are said to have entered the shop at around 4.30pm, after which a Rolex Hulk watch, worth around £8,000, was taken and a member of staff assaulted.

Two men were arrested on suspicion of robbery and then released under investigation.

People who recognise the man pictured or have information about the incident are asked to call Chelmsford CID on 101 quoting crime reference number 42/18922/18.

People can also call Crimestoppers anonymously on 0800 555 111.