The blazer is one of those clothing pieces that has all the potential to become your most worn thing. It will become your number one jacket for smart casual occasions.
If you're not planning on spending much, this Asos Double Breasted Blazer will fit the bill. It's a popular choice, while not very costly. Another strong contender for your wardrobe is this Asos Suit Jacket. While the price of this item is competitive, it will definitely attract a lot of attention.