If you're a thrifty shopper, your best bet is this Kensie Blazer. It's a great product, while not very costly. In this price range, you can also look at this Greylin Blazer. It's also a popular item and won't break the bank. You might also want to consider this Rachel Zoe Jacket. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're looking for an item in the middle of the price range, consider purchasing this Haute Hippie Jacket. While the price is very reasonable, this product is an easy wardrobe update.