Yamaha U1 Upright Piano December 20, 2016 admin 48" Height Uprights, Brands, Upright Pianos, Yamaha Yamaha U1M Serial Number: 3601425 Finish: Ebony Polish Size: 48″ Warranty: 5 Years Other pianos you might like...Kawai DS60 Upright Piano Kawai DS60 Upright Piano Serial Number: 1962979 Finish: Ebony Polish Yamaha U1 Upright Piano Yamaha U1 Serial Number: 2331481 Finish: Ebony Polish Size: 48″ Warranty: 5 Years ❮ ❯