If you are on a limited budget, this E.m. Pendant will fit the bill. It's a popular choice, while not very pricey. Another strong contender for your wardrobe is this Saint Laurent Pendant. While the price of this item is rather reasonable, it will certainly attract a lot of attention. You might also want to consider this Isabel Marant Pendant. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.