State Bank Of India [SBI] — Amazon as initiated the refund but not received in my bank account

I ordered D-Manan latest lofers shoes in Amazon on 10th February two quantites of 8no and one quantity of 9no total three quantities order no #[protected] the order delivered on 14th February but I got only two quantites one of the 8no shoes i didn't get so I called the Amazon customer care so they refunded the missing quantity amount till now it ok but I returned the remaining two quantites also on the next day 15th February the item was picked up but till now I didn't get refunded amount Amazon initiated the but it's not reflected in my bank account.