Petra Diamonds Regulatory News (PDL)

Petra Diamonds Limited

("the Company")

Application for Block Listing

Application has been made to the UK Listing Authority for the admission to the Official List of a Block Listing of 27,717,259 new ordinary shares of 10p each in Petra Diamonds Limited and to the London Stock Exchange for such Block Listed shares to be admitted to trading.

The application is being made in respect of shares to be issued under the following warrants and share option schemes:

When issued, the shares will rank paripassu in all respects with the existing ordinary shares of the Company.

For further information, please contact:

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About Petra Diamonds Limited

Petra Diamonds is a leading independent diamond mining group and an increasingly important supplier of rough diamonds to the international market. The Company has a well-diversified portfolio, with interests in eight producing mines: seven in South Africa (Finsch, Cullinan, Koffiefontein, Kimberley Underground, Helam, Sedibeng and Star) and one in Tanzania (Williamson).

Petra offers an exceptional growth profile, with a core objective to steadily increase annual production to over 5 million carats by FY 2019. The Group has a major resource base in excess of 300 million carats.

Petra conducts all its operations according to the highest ethical standards and will only operate in countries which are members of the Kimberley Process.

For more information, visit the Company's website atwww.petradiamonds.com.