DIA BRAS APPOINTS DR. THOMAS L. ROBYN AS CEO AND CHAIRMAN

Montréal, Québec, - September 6, 2005 -

Dia Bras Exploration Inc. (DIB-V) (Dia Bras or the "Company") announced today that it has appointed Thomas L. Robyn, PhD., as Chairman and Chief Executive Officer of the Company. The post of Chairman was formerly held by Philip Renaud, who guided the Company successfully through its early developmental phases.

Réjean Gosselin, Dia Bras President said: “We are delighted to welcome Dr. Robyn, with his extensive international mine exploration and operations background, to the Dia Bras team. Dr. Robyn will oversee the transition of our Bolivar copper-zinc operation in Mexico from the development phase to production. We attained our targeted 350-tonne-per-day production rate during development and we will now access the higher-grade ores anticipated during full-scale production of the pilot mining program.”

Mr. Gosselin also noted that Mr. Renaud’s “contribution has been invaluable to Dia Bras and its shareholders and we look forward to his continuing input as a member of the Board of Directors.”

Dr. Robyn earned his Ph.D., Geology in 1977 from the University of Oregon with a major in Igneous Petrology/Volcanology. He began his career with Anaconda Minerals Company and by 1982 was appointed Anaconda’s regional manager in Norway. He has also held top-level positions with several junior companies, and in recent years has advised investment funds with respect to mineral companies. Dr. Robyn’s career has been truly international, having overseen projects in such countries as Australia, Ecuador, Greenland, Norway, Liberia, Equatorial Guinea, Guyana and Suriname as well as several states in the US.

The other directors elected by the shareholders at the Annual Meeting of the Company include Messrs. Réjean Gosselin, André St-Michel, Philip Renaud, Robert D. Hirsh and James A. Culver.

Subsequent to the annual meeting of shareholders, in addition to Mr. Robyn, the Board of Directors also appointed, Réjean Gosselin as President of the Company, André St-Michel as Executive Vice-President, Leonard Teoli as Chief Financial Officer and Luce L. Saint-Pierre as Secretary.

Finally, the Board granted a total of 1,150,000 options to purchase common shares in the Company to its directors and 200,000 options to purchase common shares to officers who are not directors of the Company. In addition, 450,000 options to purchase common shares have been granted to employees and two consultants of the Company and its Mexican subsidiaries, 100,000 of which were granted to a consultant in investors’ relations. All options have an exercise price of $0.30 and an exercise period of five years.

About Dia Bras
Dia Bras is a Canadian mining exploration company focused on precious and base metals in the State of Chihuahua, Mexico. The Company will continue exploration and the active development of its two key projects – Bolivar and Promontorio – located in the Sierra Madre precious metal belt. The Company is traded on TSX Venture Exchange, under the symbol “DIB”.

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For further information contact:

Réjean Gosselin
President

The TSX Venture Exchange does not accept responsibility for the adequacy or accuracy of this press release.