Yamaha U1 Upright Piano March 21, 2017 admin 48" Height Uprights, Brands, Upright Pianos, Yamaha Yamaha U1 Serial Number: 4069908 Finish: Ebony Polish Size: 48″ Height Warranty: 5 Years Other pianos you might like...Yamaha U3 Upright Piano Yamaha U3 Serial Number: 3376786 Finish: Ebony Polish Size: 52" Warranty: 5 Years Kawai DS65 Upright Piano Kawai DS65 Serial Number: 2087607 Finish: Ebony Polish Size: Warranty: 5 Years ❮ ❯