Is this web legit?

They actually deduct the VAT when shipping to the Us, so they can be quite affordable.

It's always best to compare though. Every store has different mark ups on different styles.
 
Browns is a very high end boutique and I've had some great service from there when I've done mail orders. But as Panrixx said you may well get import duties and if there is a problem with the size or such it may be a pain to return them internationally... just to take into account.