Tan Coats from Sierra Trading Post
If you're not planning on spending much, your best bet is this Hart, Schaffner and Marx Pea Coat. It's a terrific item, while not very expensive. Another smart option is this Ralph Lauren Trenchcoat. While the price is not too high, be sure that this item will become a worthy addition to your wardrobe. You might also want to consider this Hickey Freeman Overcoat. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're looking for something in between pricewise, we've got your back with this Duffel Coat. This piece is bound to become a total wardrobe staple.