If you're a thrifty spender, this J.o.a. Coat will fit the bill. It's a fail-safe choice, while not very expensive. You might also want to check out this J.o.a. Coat. It's a product you'll fall in love with which also doesn't cost a fortune.
If you're looking for a happy medium, we recommend looking at this Helmut Lang Coat. While the price is very reasonable, this piece is an easy wardrobe update. It's also worth checking out this Mira Mikati Coat. This piece is extremely popular and, just as importantly, not too pricey.