If you're looking for a thrifty option, your best bet is this French Connection Blazer. It's a fantastic piece, while not very costly. Another great option is this Theory Blazer Jacket. While the price is not very high, be sure that this piece will become a worthy addition to your wardrobe. You might also want to consider this Soho Girl Blazer. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.