Thieves stole a presidential ribbon, jewellery boxes and items of a jewellery from an Attleborough home on Friday.
The incident happened between 4.45pm and 8.30pm in Leigh Way.
The blue ribbon is about two inches wide, with 10 small silver and gold name plates and a small round medallion with blue and white enamel.
The jewellery boxes were white china and wood and included rings and necklaces.
Contact Det Con Mark Barron on 01422 222507.
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