It went for more than £9,700 at London auction house Bonham's.
And a set of deluxe editions of all four of the Potter books, signed by author JK Rowling, raised £3,000 for the Leukaemia Research Fund charity.
And a Potter book of a different kind was also auctioned.
A rare first edition of Beatrix Potter's The Tale of Peter Rabbit went under the hammer for more than £5,000.
The fictional bunny has just had an image makeover to help him appeal to today's children.