The Rochefoucauld Grail
Sotheby's via Bloomberg
A miniature from the 14th-century manuscript the Rochefoucauld Grail. The item was estimated to sell for between 1.5 million pounds and 2 million pounds at a Sotheby's auction in London on Dec. 7. The manuscript, which fetched 2.4 million pounds, is the first surviving work to tell at length the story of King Arthur and the Holy Grail.