If you're not planning on spending much, this Alexis Bittar Pendant will fit the bill. It's a great choice, while not very expensive. Another strong contender for your wardrobe is this Vita Fede Pendant. While the price of this item is competitive, it will definitely attract a lot of attention. Or you can opt for this Adriana Orsini Pendant. This item has all the potential to become a powerful player in your wardrobe.
If you're not a thrifty type, then you absolutely must check out this David Yurman Pendant. This product seems costly, but it's top quality. While you're at it, also have a look at this Kwiat Pendant. Yes, this item is expensive, but it does not mean it's not worth it. It is also worth taking a look at this Gucci Pendant. You won't regret the money spent!