The Edinburgh family’s grandfather, an antique dealer, originally purchased the 3.5-inch chess piece from another dealer ... expected to fetch as much as £1 million (or $1.2 million) for ...

When an antiques dealer in Scotland bought an ivory chessman for £5 ($6) in 1964, he probably had no inkling that he had taken possession of one of the most famous chess pieces in the world.

When an antiques dealer in Scotland bought an ivory chessman for £5 ($6) in 1964, he probably had no inkling that he had taken possession of one of the most famous chess pieces in the world.