Brains, beauty, eccentricity. Business acumen, audacity, devotion. Work ethic, generosity, charm. These are just some of the qualities in which women can be formidable – and formidably powerful. In the spirit of Fortune’s newly released list of the 2016 Most Powerful Women, Sotheby’s pays homage to some of the most influential figures whose jewellery we’ve had the privilege of selling. With their interests ranging from music and business to health and education, these nine trailblazers have changed the world for the better. Click ahead to discover more about these inspirational women and their incredible jewels.