If you're looking for a thrifty option, your best bet is this Girls On Film Coat. It's a wonderful piece, while not very expensive. Another strong contender for your wardrobe is this French Connection Coat. While the price of this product is competitive, it will definitely attract a lot of attention. You might also want to consider this Just Female Coat. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're looking for something in between pricewise, you're in luck with this H O U S E Of H A C K N E Y Coat in stock and waiting for you. You are bound to fall in love with this piece.