If you can afford to spend a little more, why not take a look at these J.Crew Pumps. While the price is very reasonable, this item is an easy wardrobe update. It's also worth checking out these J.Crew Ballerina Shoes. This piece is ultra popular and, just as importantly, not too pricey.
If you're in a Treat Yo' Self mood, then what you're looking for is these J.Crew Mules. It's more expensive but worth your money. While you're at it, also have a look at these J.Crew Loafers. Yes, this item is expensive, but it does not mean it's not worth it.