Home / Forums / Buying a melodica / Cheap version of Yamaha P37D…? / Reply To: Cheap version of Yamaha P37D…? Reply To: Cheap version of Yamaha P37D…? July 17, 2015 at 6:31 pm #5653 pip-le-fouParticipant Actually, now that I look at the photos better, I see there are quite some small differences!