A rare medieval bishop's ring was found by a man exploring in Norfolk with his metal detector and is expected to fetch £18k at a London auction this month.

A rare medieval ring that was discovered by a metal detectorist in Shipdham, Norfolk, is estimated to sell for up to £18,000 at auction.

A rare Medieval bishop's ring found by a retired firefighter in a Norfolk field is expected to fetch up to £18,000 at auction. The gold ring, which has a central hexagonal cabochon sapphire with two emeralds and two garnets,

A rare medieval gold ring discovered by a metal detectorist in Norfolk is expected to fetch up to £18,000 at auction later this month. The jewelled ring was unearthed by Mark Sell, a 63-year-old retired fire service worker,