3 St. James's Square

3 St. James's Square is rated 3 out of 5 in the category health. Read and write reviews about 3 St. James's Square. INTRODUCING THE NEW HALLMARK OF WELL-BEING Welcome to the new private members’ wellness club, where your health and well-being are our priority. Located in a beautiful, light-filled historic building in one of London’s most iconic squares, this is a club that will, quite simply, enhance every area of your life. Step into this peaceful enclave and experience a level of privacy and service rarely encountered in a health club. From the finest personal fitness training in London to our opulent Champagne Bar, your well-being is assured.