Notice of Results

Diploma PLC
21 October 2004


                                  DIPLOMA PLC
                        20 Bunhill Row, London EC1Y 8UD
              (Registered in England No. 3899848 at above address)
                Telephone: [phone] Fax: [phone]





FOR IMMEDIATE RELEASE



Notice of Announcement of Preliminary Results

Diploma PLC, the specialised international distribution group, will announce its
Preliminary Results for the year ended 30 September 2004 on Monday, 15 November
2004.

There will be an analyst presentation of the results at 9.00 am at the London
Stock Exchange plc, 10 Paternoster Square, London EC4M 7LS.



21 October 2004



For further information, please contact:

Bruce Thompson, Chief Executive              020 7638 0934
Nigel Lingwood, Group Finance Director       020 7448 4875
Ian Seaton, Bankside Consultants             020 7444 4157






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