Police are asking people to be on the look out for distinctive jewellery stolen from a house in Sowerby Bridge.
The jewellery - described as “looking old and expensive” - was taken from the home in Kebroyd.
Officers are urging anyone offered jewellery for sale that sounds like it could be these valuables to contact them.
The theft happened on Tuesday, December 18.
Anyone who can help should call PC Fiona Igo from the Upper Valley Neighbourhood Policing Team on 101.