If you're in a thrifty mode, this Scarf will fit the bill. It's a great choice, while not very expensive. In this price range, you can also check out this Tommy Hilfiger Scarf. It's also a popular item and won't break the bank. You may also want to look at this U-NI-TY Scarf. This item is not expensive either, but it will make a difference in your wardrobe.
If you're a bargain shopper, take a look at this Alfredo Pria Scarf. While the price is very reasonable, this item is an easy wardrobe update.