Black Leather Pumps from Nordstrom Rack
If you're after a thrifty option, your best bet is these Kenneth Cole Reaction Pumps. It's a fantastic item, while not very pricey. Another strong contender for your wardrobe is these Steve Madden Pumps. While the price of this item is competitive, it will certainly attract a lot of attention. You might also want to consider these Enzo Angiolini Pumps. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're looking for something in between pricewise, consider these L.A.M.B. Pumps. While the price is very reasonable, this piece is an easy wardrobe update.