The scuba team take on a search for a son's precious last gift from his late father... but with a vast search area will they be successful? Elsewhere, the freedivers and detectorists head to the natural pools at Buttermere for a clean-up and are surprised to find something of great value.

A tale of two rings... the freedivers head to Crummock Water to try to find Andy's lost wedding ring, which his wife had told him never to wear in the lake. And over at Penrith Castle, can a wedding ring lost almost a decade ago be found in time for a silver wedding anniversary next year?