He was grabbed by the pair outside the White Horse Inn in Forest Hill.
Police say it was a 'frightening experience' for the 86-year-old, who thankfully wasn't hurt during the incident.
He was grabbed by two unknown women outside the White Horse Inn in Oxford on September 16th.
The women ran off with his watch in the direction of Stanton St John, it's believed they then left the scene in a black vehicle.
It happened at around 12.20pm, with one of the women obstructing him leaving the premises.
The first offender is described as a white woman in her twenties, around 5ft 6ins, slim with dark hair. She was wearing a pale blue facemask, white top, tight black bottoms, either tights or trousers.
The second offender is described as a white woman in her twenties, mousey brown hair and of larger build. She was possibly wearing yellow trousers.
Designated Investigator Rebekah Kent based at Abingdon police station, said: “This was a frightening experience for the victim who fortunately was uninjured.
“I would like to speak to anyone who may have details about this incident.
“If you think you saw the women described or have any information you think could help our investigation, please get in touch.
“You can call the non-emergency number 101 or make a report online using the reference 43200291030."