It was in the debut edition of J.K. Rowling's 1997 novel. The original watercolor illustration for the cover of "Harry Potter and The Philosopher's...

An original watercolour illustration has become the most valuable Harry Potter item ever sold – fetching $1.9m (£1.5m) at auction in the US. The...

The original watercolour painting that was also the cover for the first edition of Harry Potter and the Philosopher’s Stone has been sold at...

Watercolour drawing for first book’s cover becomes most expensive item from the series ever sold at auction

NEW YORK: The original watercolour illustration for the first edition of “Harry Potter and the Philosopher’s Stone” – the book that introduced...

A rare first edition Harry Potter book that features a spelling error of 'Philosopher's' on its lower cover has sold for more than $A86,000 at...

The watercolor was painted in 1996 by a recent art school graduate from Britain who was working at a bookstore. He was paid $650.

The illustration for the first book sold for over NZ$3.1m at auction, more than three times the expected price.

The illustration for the first book sold for over NZ$3.1m at auction, more than three times the expected price.

The illustration for the first book sold for $1.9m - more than three times the expected price.