If you're not planning on spending much, consider buying this Cape Coat. It's a wonderful item for a reasonable price. Also look at this Andrew Marc Coat. It's an item you're bound to love which also doesn't cost too much. You might also want to consider this 7 For All Mankind 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, opt for this Cole Haan Coat. While the price is very reasonable, this product is an easy wardrobe update. Why not also consider this Sofia Cashmere Coat. It's an attractive option both price and quality-wise.