Here is the general price-list
It is designed to give you the price of standard corsets and an idea of the price for a custom corset.
you can see the basic prices for the corsets in available materials and the prices for all kinds of extras. At the end you have to talk to me for the total end price of a custom corsets. You can think of a zillion options, which all can have impact on the price but at least you can have an idea of the price range you are going to for your corset.