They've launched an investigation into a serious burglary in the area of Route de Cobo.
Burglars smashed a back window to gain access to the property on the 20th February between the hours of 3.30pm and 11.30pm.
They took, among other things; numerous pieces of sentimental jewelry, a free standing safe and an Indian bedspread.
A suitcase was stolen and was found discarded in a car park along Vazon coast road.
We're being asked to be extra vigilant and keep an eye out for suspicious jewelry being sold. The brands taken included; Burgmeister, Tiffany, Hamilton and Cartier.
We can forward any information to Detective Constable Julie Smith in CID at Police Headquarters on 725111 or Julie.Smith@Guernsey.pnn.police.uk, or anonymously through CrimeStoppers on 0800 555 111.

Victor Hugo retail trail launches in Guernsey
Aurigny takes delivery of second Alderney aircraft
Sections of Guernsey's main roundabout to close over 10 nights
Guernsey cyclists gear up for vital hospice fundraiser
More direct flights from the Channel Islands to Tenerife this winter
Guernsey film crew wanted for upcoming WW2 drama
Sark's government agrees a £1.5M loan from the States of Guernsey
Guernsey's new harbour berth endorsed by operator