If you're a thrifty spender, your best bet is this Gorjana Pendant. It's a great item, while not very expensive. Another strong contender for your wardrobe is this Madewell Pendant. While the price of this product is rather reasonable, it will definitely attract a lot of attention. You might also want to consider this Rebecca Minkoff Pendant. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're after a bargain, look no further than this Eddie Borgo Pendant. This item doesn't cost the earth, but absolutely deserves a spot in your wardrobe. It's also worth considering this Ben-Amun Pendant. This product is ultra popular and, just as importantly, not too pricey. And do check out this Oscar de la Renta Bracelet! It's a very popular item and good value for money.