One of the great treats of The Secret Garden film is the way in which its makers have conjured the spirit of the book into being.

Using techniques not possible in earlier adaptations, they’ve succeeded in capturing what Frances Hodgson Burnett referred to as ‘Magic’. It’s a theme which suffuses the story — and becomes real in the new film.

In one scene, the wallpaper in Mary’s bedroom bursts into life, birds fluttering from two dimensions into three. It inspired these dramatic rings, composed of yellow and white diamonds around a breathtaking tourmaline.