Pawar Furnishings in Bandra will sell you the exact cotton curtains you get at any branded store. The curtains start at INR 750 a piece, cushion covers come for INR 200, fillers also come for INR 200. They also have floor cushions in case you want to change the seating game at your house.
Cash left: INR 1,500 {INR 1,500 for 2 curtains, 4 cushion covers and fillers for INR 1,600}