Yamaha U1 Upright Piano June 7, 2017 admin 48" Height Uprights, Brands, Upright Pianos, Yamaha Yamaha U1 Serial Number: 3492559 Finish: Ebony Polish Size: 48″ Warranty: 5 Years Other pianos you might like...Kawai US50 Kawai US50 #1602727 Yamaha U3 Upright Piano Yamaha U3 Serial Number: 2501655 Finish: Ebony Polish Size: 52" Warranty: 5 Year ❮ ❯