who has the most diamond records sold?
Media captionThe moment the Pink Star diamond was sold for a record breaking price. A diamond known as the Pink Star has sold for $83m (Â£52m) at auction in Geneva - a record price for a gemstone. The diamond measures 2.69cm by 2.06cm (1.06 inches by 0.81 inches) and is set on a ring. The Pink Star was sold to Isaac Wolf, a well known New York diamond cutter who has renamed it the Pink Dream.