If you're in a thrifty mode, this Blazer will fit the bill. It's a fail-safe choice, while not very pricey. Another savvy option is this Kaos Blazer. While the price is rather reasonable, be sure that this item will become a great addition to your wardrobe. You may also want to look at this Asos Blazer Jacket. This item is not expensive either, but it will make a difference in your wardrobe.
If you're looking for something in between pricewise, look no further than this Haute Hippie Blazer. This item doesn't cost the earth, but absolutely essential in your wardrobe. It's also worth checking out this Jacket. This piece is extremely popular and, just as importantly, not very expensive. And do check out this Roland Mouret Blazer Jacket! It's a very popular item and good value for money.