If you're a budget-conscious shopper, this Mackage Scarf will fit the bill. It's a great choice, while not very costly. In this price range, you can also look at this YMC Scarf. It's also a popular item and won't break the bank. You might also want to consider this Gosha Rubchinskiy Scarf. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're looking for an item in the middle of the price range, why not check out this Kenzo Scarf. While the price is very reasonable, this piece is an easy wardrobe update. You might also be interested in this Acne Studios Scarf. It's an attractive option both price and quality-wise. Look at this Alexander McQueen Scarf too! Great value for your money.