Pre-owned Steinway Boston GP178 grand piano in polished ebony, c.2015Introducing the Boston GP178 grand piano c. 2015 Measuring 178cm long, the same size as the Steinway Model O and Kawai GX2 grands, the Boston GP178 is designed by Steinway & Sons in the USA but assembled by Kawai in Japan. This enables Steinway to produce an attractively priced, compelling alternative to a new Yamaha C2X and Kawai GX 2, while also being a stepping stone towards their own Model O. Combining Japanese precision engineering with Steinway