The company expected the US$1 billion transaction to be finalised by tomorrow. Once the move is completed, which includes the Harry Winston brand name, the company will rename itself the Dominion Diamond Corporation.
As Jeweller reported in January, the companies announced that Swatch would pay US$750 million for the retail brand and its operations, and take on another US$250 million in debt.
Dominion Diamond Corporation will use the income to help finance its Ekati mine in Canada, bought from BHP Billiton. Ekati is Canada's first surface and underground diamond mine.
More reading: