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...Kawai K50 Upright Piano Kawai K50 Upright Piano Serial Number: 2376154 Size: 49" Finish: Ebony Polish Yamaha U3 Upright Piano Yamaha U3 Serial Number: 2611858 Finish: Ebony Polish Size: 52" Warranty: 5 Years ❮ ❯