If you'd rather not spend much, these Rockport Pumps will fit the bill. It's a popular choice, while not very costly. In this price range, you can also consider these Aerosoles Pumps. It's also a popular item and won't break the bank. You may also want to look at these Nine West Pumps. This item is not expensive either, but it will make a difference in your wardrobe.
If you can afford it, then what you're looking for is these Michael Kors Pumps. It's more expensive but worth your money. While you're at it, also have a look at these Gravati Pumps. Yes, this item is expensive, but it does not mean it's not worth it.