Rise of Dubai's diamond industry
11 June 2012 Last updated at 16:53 BST
Dubai has emerged as one of the world's biggest diamond hubs.
Trade reached $41bn last year, up from just $3-5m a decade ago, and the emirate now rivals the biggest diamond centres in the world including Antwerp, Mumbai and New York.
As it grows, how can it avoid becoming a destination for 'conflict' diamonds?
Jonathan Frewin reports.