If you're on a thrifty mission, this Kate Spade Coat will fit the bill. It's a fail-safe choice, while not very costly. Another strong contender for your wardrobe is this Eliza J Coat. While the price of this piece is rather reasonable, it will certainly attract a lot of attention. You might also want to consider this Lauren Ralph Lauren Coat. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you can afford to spend a little more, consider buying this Cinzia Rocca Coat. While the price is very reasonable, this piece is an easy wardrobe update. It's also worth checking out this Max Mara Coat. This piece is extremely popular and, just as importantly, not very expensive. Alternatively, opting for this Fleurette Coat is a nice choice as well!