If you are on a tight budget, your best bet is this J.Crew Pendant. It's a fantastic item, while not very pricey. In this price range, you can also take a look at these J.Crew Earrings. It's also a popular item and won't break the bank.
If you're looking for a good deal, you're in luck with this J.Crew Ring in stock and waiting for you. You are guaranteed to fall in love with this item.