Two laptop computers and an engagement ring were stolen from a house in Northampton while the occupants slept.
It is believed burglars got into the property in Clarke Road, Abington, through an unlocked front door.
The incident happened sometime between 1.30am and 6.15am on Thursday, August 21.
As well as the stolen Dell and Fujitsu computers, a number of bank cards, two mobile phones and an engagement ring were stolen.
Witnesses, or anyone who knows anything about this incident, can call Northamptonshire Police on 101 or Crimestoppers anonymously on 0800 555111.