If you're after a thrifty option, this Joan Vass Jacket will fit the bill. It's a popular choice, while not very costly. Another strong contender for your wardrobe is this Berek Blazer. While the price of this piece is not too high, it will definitely attract a lot of attention. You may also want to look at this Vince Jacket. This item is not expensive either, but it will make a difference in your wardrobe.
If you're looking for a good deal, why not look at this Elie Tahari Blazer. While the price is very reasonable, this item is an easy wardrobe update. Also look at this Blazer. It's an attractive option both price and quality-wise. Alternatively, opting for this Halston Blazer is a good choice as well!