See
Will's post on Kelly Christy, which likely would be a good option for a more fashion forward hat like that.
Optimo, linked above, could certainly do it, as could
Art Fawcett. I have an order in with Art right now. Here is Art's Sammy D, which might appeal to you:

Expect to pay $300 at the low end (of price, not necessarily quality) for a custom hat. Optimo and Christy will run more than that. You should get very high quality from all of them, though. And with custom, you can get exactly what you want.