If you're on a thrifty mission, why not look at this Nach Ring. It's a wonderful item for a reasonable price. In this price range, you can also look at this Eddie Borgo Ring. It's also a popular item and won't break the bank. You may also want to look at this Marc Jacobs Ring. This item is not expensive either, but it will make a difference in your wardrobe.
If you're looking for something in between pricewise, look no further than this Charlotte Chesnais Ring. This item doesn't cost too much, but absolutely indispensable in your wardrobe. It's also worth considering this Stephen Dweck Ring. This product is ultra popular and, just as importantly, not too pricey. And do check out this Roberto Coin Ring! It's a very popular item and good value for money.
If you want to splurge, then what you're looking for is this Tamara Comolli Ring. It's more expensive but worth your money.