Amazon India — No refund since 2 weeks.

Address:	Jodhpur, Rajasthan, 342005
Website:	amazon.in

I have been So screwed By amazon
i had ordered an pizza hut gift voucher from amazon no fullfilled Seller (Which I Know Later) amount of gift cards was of 2000rs and i received in part of 500rs of 4 gift cards.
From that 4 Gift card One Was Already Expired !! and other 3 Gift cards was expire after 10 days Of Purchase !! does gift card has validity of only 10 days ?? i purchased that on 20 oct 2015 and on 1 nov every thing was expired and my money was like wastage and i complaint amazon on 25 oct and they promised me that i will get refund before diwali (11/nov/2015). but on 3nov i again contacted them and they promised me for sure on 7 nov i will get 100% refund but on 7 nov i contacted them and agan they are telling me to wait 24 hours and 48 hours which really sucks and never ends !!! PLease do help my 1500rs are stucked with amazon
i bought that gift card in lightning deal for 1500rs and redemption was of 2000rs but all my money wasted and i think amazon should not keep this seller fullfilled and this things