13 Feb 2008

Gem Diamonds is pleased to announce the appointment of Mr. Alistair Croll as Managing Director of Kimberley Diamond Company NL, which was acquired by Gem Diamonds Limited in November 2007.

Mr. Croll has extensive experience in the resources industry, both in Australia and internationally.

After graduating from the University of Witwatersrand with a degree in mining engineering, Mr Croll commenced a 17 year career with De Beers. During this time he worked at a number of De Beers alluvial, open-cut and underground operations in a variety of roles including operational, project, technical and senior management.

Most recently Mr. Croll was the Chief Operating Officer for Consolidated Minerals Limited in Australia where he was responsible for overseeing the company's manganese, chromite and nickel operations.

Mr. Croll will be based in Kimberley Diamond Company's Perth office, where he will play a critical role in developing the Ellendale Mine to its full potential.

The appointment takes effect on the 25th February, 2008.

For further information:
Gem Diamonds Limited

Stephen Wetherall
Tel: +61 437 855 1640

Gem Diamond Technical Services

Angela Parr
Tel: +27 11 560 9600

Pelham PR

Candice Sgroi
Tel: +44 207 743 6376

About Gem Diamonds

Gem Diamonds Limited (LSE: GEMD) is a global leading diamond producer that is pursuing an accelerated growth strategy through targeted acquisitions and the development of existing assets. Gem Diamonds portfolio comprises producing kimberlite, lamproite and alluvial mines, development projects and exploration assets. Operations are situated in Angola, Australia, Botswana, the Central African Republic, the Democratic Republic of Congo, Lesotho and Indonesia. Gem Diamonds produces some of the world's most remarkable white diamonds from its Letšeng Mine and rare fancy yellow diamonds from its Ellendale Mine and an array of coloured diamonds from its Cempaka Mine.

Established in July 2005, Gem Diamonds listed on the main board of the London Stock Exchange in February 2007 raising US$635 million. It is currently capitalised at approximately US$1.1 billion and had US$175 million of cash on its balance sheet at year end.