If you're a frugal shopper, your best bet is this AG Jeans Sportcoat. It's a fantastic piece, while not very pricey. Another strong contender for your wardrobe is this Boglioli Blazer. While the price of this product is rather reasonable, it will surely attract a lot of attention. You may also want to look at this Brooks Brothers Suit Jacket. This item is not expensive either, but it will make a difference in your wardrobe.
If you can afford to spend a little more, look no further than this Uma Wang Suit Jacket. This item won't break the bank, but definitely deserves a place in your wardrobe. Why not also take a look at this Boglioli Blazer. It's an attractive option both price and quality-wise. Alternatively, opting for this Yang Li Suit Jacket is a great choice as well!