Officers found the items during a house search and believe they are stolen goods.
Investigating officer, Kerry Frayne said: “While carrying out a search of a property in Exeter, officers’ located a number of items, believed to be stolen, including these brooches and pins.
“It’s unclear where these items were taken from or when they may have been taken but I’m keen to reunite them with their owners.
“I want to encourage anyone who recognises the items or knows who the owners are, to contact police.”
Anyone with information or who knows the owner of the property is asked to contact police on 101@dc.police.uk or call 101 quoting CR/041467/18.