Yamaha U1 Upright Piano October 23, 2017 admin 48" Height Uprights, Brands, Upright Pianos, Yamaha Yamaha U1 Serial Number: 2770915 Finish: Ebony Polish Size: 48″ Warranty: 5 Years Other pianos you might like...Yamaha U1 Upright Piano Steinway M Serial Number: 304257 Finish: Ebony Polish Size: 5'7" Warranty: 5 Years Kawai DS-65 Upright Piano Kawai DS-65 Serial Number:2101146 Finish: Ebony Polish Size: 49" Warranty: 5 Years ❮ ❯