Diamond miners are seeing increased demand for their gems but are scared they might not be able to keep up with the demand

Over 2 000 members of the National Union of Mineworkers are to march to the Cullinan offices of Petra Diamonds to hand over a memorandum of demands.

Petra Diamonds said it agreed to acquire South Africa-based Finsch diamond mine from De Beers.

The historic Cullinan diamond mine remains the world’s most consistently reliable source of blue diamonds, it was reported on Wednesday.

A vivid blue diamond weighing 7,03 carats sold on Tuesday for a record ,49-million, the highest price paid per carat for any gemstone at auction.

Workers say conditions at South Africa’s Cullinan mine have deteriorated as new company targets benefits.

Diamond mining junior Petra Diamonds on Friday warned that the diamond mining industry faces difficult times in the year ahead.

London-listed Petra Diamonds swung to an annual profit after it bought South African mines from De Beers, and forecast a fivefold jump in output.

De Beers Consolidated Mines, the South African arm of diamond giant De Beers, on Thursday said it had agreed to sell the Cullinan Diamond Mine as a going concern to the Petra…

South Africa’s unit of the world’s top diamond producer De Beers said on Monday it expects to produce 14,7-million carats in 2007, and saw a decline in output of 2-million carats…

London-listed Petra Diamonds aims to reopen South Africa’s Kimberley underground mine in six to 12 months and restore output to 120 000-carats per year, the firm’s chief…

The world’s biggest diamond mining group, De Beers, has agreed to sell its loss-making Kimberley underground mines to Petra Diamonds and its black partners, De Beers said on…