If you're after a thrifty option, this Marc Jacobs Necklace will fit the bill. It's a great choice, while not very pricey. Another savvy option is this P.A.R.O.S.H. Necklace. While the price is not too high, be sure that this piece will become a valuable addition to your wardrobe. You might also want to consider this Dsquared2 Necklace. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.