For something in the middle of the price range, consider buying these Rag & Bone Heeled Sandals. While the price is very reasonable, this item is an easy wardrobe update. It's also worth looking at these Rag & Bone Mules. This item is extremely popular and, just as importantly, not too pricey.
If you're not the one to skimp on clothes, then what you're looking for is these Rag & Bone Mules. It's more expensive but worth your money. While you're at it, also have a look at these Rag & Bone Boots. Yes, this item is expensive, but it does not mean it's not worth it.