Holding(s) in Company

Petra Diamonds Ld
31 May 2007


For release 31 May 2007

                             Petra Diamonds Limited
                                ('the Company')

                            Significant Shareholding


On 31 May 2007 the Company was notified that following recent purchases Saad
Investments Company Limited now holds 49,010,390 ordinary shares in the Company
representing approximately 27.02% of the Company's ordinary issued share
capital.


For further information, please contact:

Cathy Malins / Annabel Leather                   Telephone: [phone]
Parkgreen Communications, London




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