Essex Police are investigating a burglary at a house in West Chase, Maldon on April 27 in which several items were stolen.
Suspects broke into the house in the early evening and following a search stole various items of sentimental jewellery.
Investigating officer Dc Danielle Markoutsis said: "Anyone who was in that area and witnessed any suspicious vehicles or people are asked to contact me.
"I also want to hear from anyone who has been offered the Tiffany jewellery seen in the images."
Anyone who can help should contact Dc Markoutsis at Chelmsford CID on 101 or Crimestoppers, anonymously on 0800 555111.
