Indian Bank — amount not refund in my account

Address:

Chittoor, Andhra Pradesh, 517128

I purchased surgical scissor price worth 529 then i cancelled but amount not refunded i called amazon customers care they saying we already intimate and refunded on your indian bank account. The reference number
Is[protected] and they said you charge one compliant in indian bank charge dispute so kindly please refund my amount sir

With regards
D. S selvamuthu
Acount number :[protected]
Ifsc code :idib000g034
Greemspet branch
Chittoor
Ph number [protected]