At around 1.45pm on Thursday 28th May 2015 a 29 year old man, the victim, was walking near the Hell-Fire Caves in West Wycombe when he was approached from behind by two men.
One of the men held a knife towards the victim and threatened him.
The offenders demanded money and when the victim did not have any they stole his grey iPhone 5S and then made off on foot towards Chorley Road.
The first offender is described at white, between 5ft 10ins and 5ft 11ins tall, in his early twenties with short blond hair and blue eyes.
The second offender is also described as white, between 5ft 8ins and 5ft 9ins tall, in his early twenties, with short light brown hair. He was wearing a dark hooded top with the hood up.
The victim did not sustain any injuries.
PC Danielle Foy from High Wycombe local area CID said: ‘Fortunately the victim did not sustain any injuries. It is vital that we trace the offenders and I would ask anyone who has any information to contact police as soon as possible.‘
If you don’t want to speak directly to the police, you can contact the independent charity Crimestoppers anonymously on 0800 555 111 No personal details are taken, information is not traced or recorded and you will not go to court.