Nearly £500-worth of clothing is also owned by the average student, as well as over £200-worth of text books.
Steve Price, M&S's head of general insurance, suggested that the findings show the need for students to be insured.
"Many students would be surprised to know that their valuables may already be covered - they just need to check whether their parents' home insurance policy covers their property when away from home," he added.
Recent research by Sainsbury's found that a third of home insurance policies cap cover for those living away from a property at £3,750 or less.
It was also revealed that only 11 policies in the UK provide cover of up to £1,000.
Click here to run an energy price comparison, and see if you could be paying less for your gas and electricity.