Sales rose to $A112.5 million in the three months ended September 30.
Eponymous mogul will now design for company rather than lead it.
Retail reporting kicks off tomorrow amid a weakening New Zealand outlook and tough Australian trading conditions.
The 2015 annual dividend will fall to 5c per share, from 6.5c in 2014.
But analysts warn the jewellery retailer must polish up its cornerstone Australian business.
Sales rose to A$495.6 million in the 12 months ended June 30.
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