The coin is to be sold at auction at Noonans Mayfair in London as part of a sale of Ancient Coins and Antiquities on Tuesday October 22. Its pre-sale estimate is £5,000 to £6,000.

You don’t have to worry about that at an auction house because the process involves bids instead of negotiations. The best tip for buyers is to research the coin collector’s market to make ...

A 34-year-old archaeologist named George Ridgway found a collection of more than 680 gold and silver coins ... the London-based auction house responsible for the sale of the coins.