Significant Shareholding

Petra Diamonds Ld
08 May 2008



8 May 2008                                                              AIM: PDL

                             Petra Diamonds Limited
                                ('the Company')

                            Significant Shareholding


On 7 May 2008 the Company was notified that following recent purchases JP Morgan
Asset Management U.K. Limited now holds 21,134,842 ordinary shares in the
Company, representing approximately 11.49% of the Company's ordinary issued
share capital.


For further information, please contact:

Cathy Malins                           Telephone: [phone]
Petra Diamonds, London

Julian Walker / Harriet Pask           Telephone: [phone]
Hogarth Partnership Limited

Adrian Hadden                          Telephone: [phone]
Collins Stewart, London


For further information, please visit www.petradiamonds.com


Ends






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