Amazon India — company didn't refund

Address:

21 satyanarayan marg pali, Pali, Rajasthan, 306401

My name is praveen choudhary my bank is state bank of india pali rajasthan. Date i am purchased iball modem rs. 1699 from amazon india. Date 28.4.2019 bt sbi debit card. But sone reason i cancel this modem. Amazon issue a refund rs.1699. But till date i not recvd refund my bank accounts. Against amazon oder is[protected]. Then i call amazon customer care no is.[protected]. Pls help us. But he provide reference number: 540421 and told go to bank and give charge dispute filling here is i conversation details-dear amazon ji today i am going for bank for dispute charge filling but bank dennie these type of filling and provide bank statement. I am very upset these thing harping. A am old customer of amazon. So you give my solution and amount credited my a/c order. If any format of dispute charge provide me. I am also attached my bank statement. Till date i am not recd my refund rs.1699. So kindly provide proper solution sir. My address is praveen choudhary 21 satyanarayan marg phone is [protected] my mail. Id is [protected]@gmail.com