For something in the middle of the price range, consider this Faliero Sarti Scarf. While the price is very reasonable, this item is an easy wardrobe update. You might also be interested in this Tilo Scarf. It's an attractive option both price and quality-wise.
If you're not a thrifty type, then you absolutely must check out this Nobrand Scarf. This product seems pricey, but it's well worth it. While you're at it, also have a look at this Faliero Sarti Scarf. Yes, this item is expensive, but it does not mean it's not worth it. You might also want to take a look at this Helmut Lang Scarf. You won't regret the money spent!