Swarovski and Tiffany jewellery has been stolen from London Colney home, with officers keen to find the items.
A house in Five Acres was reportedly broken in to between 10am and 3.30pm on Saturday, September 2.
Two watches and two bracelets - one Swarovski and one Tiffany - were reported as stolen, with PC Ellie Scheimann, from the Local Crime Unit, saying: "Our enquiries are continuing, and we are appealing for anyone with information to please get in touch.
"We are releasing images of the items so that we can trace them and return them to their rightful owner.
"Have you seen the items discarded anywhere, or seen them for sale online? Please get in touch if you have information that could assist our enquiries."
Anyone with information is asked to email PC Scheimann at ellie.scheimann@herts.police.uk.
You can report information online at herts.police.uk/report, via online web chat at herts.police.uk/contact, or by calling the non-emergency number 101, quoting reference 41/70992/23.
Alternatively, contact Crimestoppers anonymously on 0800 555 111 or online at crimestoppers-uk.org.
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