( CNN ) -- More than 30 arrests have been made in the diamond heist last February at Brussels Airport and some of the stolen diamonds have been recovered , a spokesman for the Brussels prosecutor 's office said Wednesday . Police arrested 24 people Tuesday in Belgium , eight in Switzerland , and one in France , said Jean-Marc Meilleur , the office 's spokesman . Police in Belgium raided about 40 houses in Brussels on Wednesday . Authorities discovered some of the stolen diamonds in Switzerland , and money in Belgium , Switzerland and France , Meilleur said . Luxury cars were seized in Belgium , he said . Read more : Security questions at Brussels airport after $ 50 million diamond heist . At this point , all those arrested are being questioned by the police locally , he said . The slick theft of $ 50 million in rough and polished diamonds in a dramatic heist grabbed the headlines in February . Authorities said then that eight masked , heavily armed men in clothing resembling police uniforms had burst through a hole in the perimeter fence onto the airport tarmac in two vehicles . The men swiftly removed the diamonds from the hold of a Zurich-bound aircraft before speeding off the way they came . Read more : Diamond heists are forever . While no one was hurt , the pilot , co-pilot and a transport security guard were all threatened at gunpoint , the Brussels prosecutor said . Antwerp , the city known as the world 's diamond-cutting capital , lies only about 25 miles away from Brussels . Read more : Drag queens , fake beards and chocolates : Notable diamond heists .
Police arrest 33 suspects in connection with a diamond heist at Brussels Airport . People are detained in Belgium , Switzerland and France , Brussels prosecutor 's office says . $ 50 million in rough and polished diamonds was stolen in the heist in February .