If all goes Aishwarya Rai and Amitabh Bachchan are likely to become the brand ambassadors of Kalyan Jewellers,the gold major based in Kerala. The jewellery is planning to open four retail outlets in Gujarat as part of its nationwide expansion plans. Reportedly the firm has offered Rs. 10 crore for this endorsement. So this likely to be Ash’s first on screen post her delivery. Interestingly the actress, who is currently enjoying her motherhood, will have to shed some weight for this project.