Wertheim Platinum series are Joseph Pramberger ( ex Steinway ) design.  Wertheim Platinum series grand pianos feature German Renner action and German Renner hammers. Compare Wertheim Platinum series pianos with pianos that cost 40% more and you will agree that the Wertheim Platinum pianos are superior pianos. The touch and tone colour is sensational. The Wertheim Platinum series pianos have been described as a European quality piano with a moderate Asian price. If you are not getting the Wertheim story you are not getting the real piano story.