Two masked burglars confronted a 95-year-old woman as they ransacked her home.
The elderly woman discovered the men at her bungalow on Oakley Way, Old Tupton, at around 8.30pm on Friday, November 29.
They claimed they were police officers and led her in to her bedroom.
While she was distracted they stole jewellery.
They were described as wearing dark clothing with woolly masks covering their faces.
Witnesses should call police on 101.