Yamaha U3 Upright Piano February 8, 2018 admin Yamaha Yamaha U3 Serial Number: 3854225 Finish: Ebony Polish Size: 52″ Warranty: 5 Years Other pianos you might like...Yamaha U3 Upright Piano Yamaha U3 Upright Piano Serial Number: 2723121 Finish: Ebony Polish Kawai US-5X Upright Piano Kawai US-5X Serial Number: 2023562 Finish: Ebony Polish Size: 52″ Warranty: 5 Years ❮ ❯