Amazon India will no longer offer refunds on mobile phones, only replacement | YSP Blog
Guess they had enough.
Please Note: All Mobile phones that are fulfilled by Amazon, purchased on or after 7th February 2016, will have a replacement only policy. Mobile phone items that are fulfilled by Amazon will no longer be eligible for refunds. In case you have received a defective or a damaged mobile phone, you will be eligible for a free replacement.
Guess they had enough.