Thieves were dressed like police and threatened air crew at gunpoint , prosecutor says . Some 34,000 jobs in the city are connected to the diamond trade , according to the Antwerp World Diamond Centre , from mining company representatives to dealers to the craftsmen who polish the stones . Comment: They breached the periphery and sped off with their haul in 2 vehicles , the spokesman says . The stones were en route from Antwerp to Zurich , Switzerland , Antwerp diamond center says .
Thieves were dressed like police and threatened air crew at gunpoint , prosecutor says . Comment: They breached the periphery and sped off with their haul in 2 vehicles , the spokesman says . The stones were en route from Antwerp to Zurich , Switzerland , Antwerp diamond center says .