If you're in a thrifty mode, this Missoni Waist Belt will fit the bill. It's a fail-safe choice, while not very pricey. Another strong contender for your wardrobe is this Etoile Isabel Marant Waist Belt. While the price of this piece is not too high, it will certainly attract a lot of attention. You might also want to consider this Sonia Rykiel Belt. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.