Good Times Ahead Engaged in the processing of diamonds and jewellery, Su-Raj Diamonds was the first company in the diamond industry to go public in 1986 and today it commands a 3.3 per cent share of the country's diamond exports. The company has seven units spread over Bombay, Dhampur and Jodhpur with branches all over the world and has established a brand image for its products in the US and Japan, the two largest importers of diamonds from India.