Yamaha U1 Upright Piano December 2, 2016 admin 48" Height Uprights, Brands, Upright Pianos, Yamaha Yamaha U1 Serial Number: 2758118 Finish: Ebony Polish Size: 48″ Warranty: 5 Years Other pianos you might like...Kawai NS-10 Upright PIano Kawai NS-10 Serial Number: 1510749 Finish: Ebony Polish Size: 50" Warranty: 5 Years Yamaha U3 Upright Piano Yamaha U3 Serial Number: 2611858 Finish: Ebony Polish Size: 52" Warranty: 5 Years ❮ ❯