Diamonds are seen at a polishing factory near Tel Aviv
Diamonds are seen at a polishing factory in Ramat Gan near Tel Aviv, Israel June 22, 2015. The family businesses that make up the global diamond trade have seen their profits wiped out over the past five years, hit by shaky financing, increased costs and uncertain demand from customers who prefer hi-tech gadgets to bling. Picture taken June 22, 2015. REUTERS/Baz Ratner