If you're on a thrifty budget, this Blazer will fit the bill. It's a foolproof choice, while not very costly. Another strong contender for your wardrobe is this Marc by Marc Jacobs Blazer. While the price of this piece is not too high, it will certainly attract a lot of attention. Or you can choose this Anna Molinari Blazer - be sure you'll be making a stylish addition to your wardrobe.
If you can afford to spend a little more, look no further than this Altuzarra Blazer. This item doesn't cost the earth, but definitely deserves a place in your wardrobe. You might also want to take a look at this Roberto Cavalli Blazer Jacket. It's an attractive option both price and quality-wise. And do check out this MSGM Blazer! It's a very popular item and good value for money.