DIAVIK DIAMOND MINES INC

Harry Winston Diamond announced Diavik Diamond Mines decision to cancel a winter production shutdown at the Diavik mine in Canada's Northwest Territories. Earlier this year, Diavik had announced a series of actions in response to changes in market conditions, including plans for a summer and winter production shutdown. The summer shutdown was safely and successfully concluded on August 24 and rough diamond production has returned to pre shutdown levels. The winter shutdown, which has now been cancelled, was originally planned for 1 December 2009 through 11 January 2010.