re. Proposed Merger

Petra Diamonds Ld
24 November 2005



                             Petra Diamonds Limited

              Petra Diamonds Limited and Mano River Resources Inc.
                     agree to terminate the Proposed Merger

Petra Diamonds Limited ('Petra') (AIM/ASX: PDL) and Mano River Resources Inc. ('
Mano') (AIM: MANA; TSX-V: MNO) announce that they have agreed to terminate the
preliminary agreement entered into on 3 October 2005 whereby the businesses of
Petra and Mano would have been combined.

Adonis Pouroulis, Chairman of Petra, and Guy Pas, Chairman of Mano, jointly
expressed that both Petra and Mano consider that it is in their respective best
interests to terminate the merger.  They will continue to work closely together
to further develop their Kono project in Sierra Leone and collaborate on
relevant technical matters.

Ends

Petra Diamonds, South Africa
Adonis Pouroulis
Tel [phone]

David Abery (c/o Parkgreen Communications, London)
Tel [phone]

Parkgreen Communications, London
Justine Howarth / Annabel Leather
Tel [phone]

Field PR, Adelaide
Kevin Skinner
Tel [phone], Mobile [phone]


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