Harry Winston Diamond Corporation Announces the Appointment of Group Chief Financial Officer

TORONTO, February 7, 2011 - Harry Winston Diamond Corporation (TSX:HW, NYSE:HWD) (the "Company") is
pleased to announce today the appointment of Mr Cyrille Baudet to the
position of Group Chief Financial Officer, reporting to the Chairman and
Chief Executive Officer. With the appointment of Mr Baudet, the structure of
the finance group will also change. Ms Wendy Kei will assume the role of
Chief Financial Officer of the mining and rough diamond sales team based in
Toronto while Mr Robert Scott continues as Chief Financial Officer of the
brand retail and wholesale business based in New York. Mr Baudet will remain
based in Geneva at Harry Winston's watch manufacturing facility for the
immediate future before moving to North America later this year.

Mr Baudet began his career with Ernst & Young in Africa and Paris
auditing oil and mining companies in Africa followed by a period with
PricewaterhouseCoopers in London where he focused on software companies. He
then joined Richemont International as Group Senior Internal Auditor followed
by assignments as Controller for Alfred Dunhill in London and Cartier
International in Paris and Geneva before becoming the Controller for Cartier
North America based in New York. Most recently he has been the Regional Chief
Financial Officer for the Richemont Group businesses in Europe, the Middle
East and South America. He is currently based in Geneva.

Mr Baudet replaces Mr Alan Mayne. The Company would like to take this
opportunity to thank Mr Mayne for his efforts in steering the financial
affairs of the Company through the turbulence of the recent global financial
crisis. Mr Mayne will remain with the Company for a transition period to
April 30, 2011.

About Harry Winston Diamond Corporation

Harry Winston Diamond Corporation is a specialist diamond enterprise with
assets in the mining and retail segments of the diamond industry. Harry
Winston supplies rough diamonds to the global market from its 40 percent
ownership interest in the Diavik Diamond Mine. The Company's retail division
is a premier diamond jeweler and luxury timepiece retailer with salons in key
locations, including New York, Paris, London, Beijing, Tokyo, and Beverly
Hills.

The Company focuses on the two most profitable segments of the diamond
industry, mining and retail, in which its expertise creates shareholder
value. This unique business model provides key competitive advantages; rough
diamond sales and polished diamond purchases provide market intelligence that
enhances the Company's overall performance.

For further information: please visit www.harrywinston.com or for
investor information, visit investor.harrywinston.com; Ms. Kelley
Stamm, Manager, Investor Relations - +1(416)362-2237 ext 223 or
kstamm@harrywinston.com

For further information: please visit www.harrywinston.com or for
investor information, visit investor.harrywinston.com; Ms. Kelley
Stamm, Manager, Investor Relations - +1(416)362-2237 ext 223 or
kstamm at harrywinston.com