Cara Delevingne poses topless for jewellery ad

Supermodel Cara Delevingne has gone topless for a jewellery brand's new advertisement campaign.

The 22-year-old model has posed seductively for John Hardy jewellery, reported E! online.

The shots have been taken in Mambal, Bali. "Cara Delevingne's unique beauty and free spirit capture the essence of John Hardy, making her one of a kind," the brand shared in a new behind-the-scenes video."

Delevingne is seen wearing a variety of jewels including a dramatic Twenty Coil Bracelet from the company's Spring 2015 collection in the photos.