Now playing Next world news Rare blue diamond up for auction A rare "fancy, vivid blue diamond" ring is on display in Geneva, ahead of an auction next week where it is expected to fetch up to 25 million US dollars. 09/11/2016
Now playing Next Cult David Bowie's personal art collection on sale at Sotheby's The much mourned David Bowie, who died in January, was an avid art collector. 26/09/2016
Now playing Next Cult Tate Modern pays tribute to Georgia O'Keeffe and her world view One of the highlights of Tate Modern’s new retrospective exhibition dedicated to Georgia O’Keeffe is a piece called Jimson Weed, White Flower. 31/07/2016
Now playing Next Switzerland Rare 'Unique Pink' diamond dazzles buyers with record-breaking auction sale The “Unique Pink” has broken all records for any jewellery auction. 18/05/2016
Now playing Next Business Series Burberry burned by sluggish sales in Europe and Hong Kong British fashion brand Burberry said difficult economic circumstances will damage profit this year. 14/04/2016
Now playing Next world news 2015: a record-breaking year at auction Auctioneers have had a busy year. Hammers have been brought down around the world to seal the fate of objects which have achieved huge sums. Some 30/12/2015
Now playing Next Switzerland Blue Moon Diamond sells for a new world record at auction The rare and flawless Blue Moon Diamond has sold for $48.4 million to a buyer from Hong Kong, setting a world record for the sale of a gemstone at 12/11/2015
Now playing Next Culture news Beatles first recording contract up for auction The first recording contract ever signed by The Beatles is up for auction in New York next month and is expected to sell for upwards of 150, 000 26/08/2015
Now playing Next Culture news Dollar signs shine in Sotheby collection of bills Monetary works by Andy Warhol and Keith Haring are featured in Sotheby's art sale with a financial twist. 15/06/2015
Now playing Next Culture news Young British artist elevates Plasticine to art From a distance, his artworks look just like oil paintings on giant canvases. But get closer, and you will notice Henry Hudson’s works are made of 06/05/2015
Now playing Next USA Glittering prize: Rare diamond up for auction in New York A rare diamond is set to fetch up to 23 million euros at auction in New York – making it more than a girl’s best friend! Sotheby’s describes the 20/04/2015