For something in the middle of the price range, check out this Elizabeth and James Coat. While the price is very reasonable, this item is an easy wardrobe update. It's also worth checking out this Joseph Coat. This piece is extremely popular and, just as importantly, not too pricey. Check out this Coat too! Great value for your money.
If you're gonna splurge, then what you're looking for is this Vanessa Bruno Coat. It's more expensive but worth your money. Another product we're drooling over is this Chloé Coat. It's costly but you get what you pay for.