diamonds

A Sotheby's  employee  holds Lesedi La Rona Diamond on May Tuesday  3, 2016 in New York City. The diamond the size of a tennis ball that is the largest discovered in more than a century could sell at auction for more than $70 million. Sotheby's says it will offer the Lesedi la Rona diamond in London on June 29

Pascal Perich

A Sotheby’s employee holds the Lesedi La Rona Diamond in New York City. The diamond the size of a tennis ball that is the largest discovered in more than a century could sell at auction for more than $70 million. Sotheby’s says it will offer the Lesedi la Rona diamond in London on June 29 

Police officers gather near a pro-democracy protest in the Central district of Hong Kong on October 13, 2014. Hong Kong has been plunged into the worst political crisis since its 1997 handover as pro-democracy activists take over the streets following China's refusal to grant citizens full universal suffrage.

Alex Ogle/AFP

Police officers gather near a pro-democracy protest in the central district of Hong Kong on Monday.

Sarah Gubbins of Bonhams, central London, with the gold and diamond crown tiara, entitled 'East of Paris'  worn by Victoria Beckham for her marriage to David Beckham, which will be offered for sale in the Fine Jewellery sale at Bonhams, London in December.

Nick Ansell/PA

Sarah Gubbins, of Bonhams, London, with the gold and diamond crown tiara, entitled “East of Paris”, worn by Victoria Beckham at her wedding to David Beckham, which will be offered for sale in December