101 carat diamond to be auctioned in Geneva jewellery sale

The largest diamond ever cut in Russia – a 100.94 carat stone called the Alrosa Spectacle – will be auctioned in Geneva later this month. The diamond could fetch between 12 and 18 million Swiss francs ($19.96 million) when it goes under the hammer at Christie’s on May 12. “This fantastic 100 carat D color […]