A first edition of Harry Potter and the Philosopher’s Stone has been sold for a world record £43,750. The novel was J.K Rowling’s first book about the fictional wizard and a first editi… ...

A first edition copy of Harry Potter and the Philosopher’s Stone has been sold in America for $81,250 (£60,186), more than 5,000 times its original £10.99 price tag, setting a new world record ...

"JK’s signature (by book 4, she was signing fewer copies) turns any first edition of Goblet of Fire into a book with a four-figure price-tag but there are a handful of copies over $10,000.Look ...

How to tell if Philosopher's Stone is first edition. ... Back in May a signed copy of a Harry Potter book was estimated to be worth £700 to £1,000 at an auction in Surrey.