Yamaha U3 September 5, 2019 admin Upright Pianos, Yamaha Yamaha U3 #4118738 Other pianos you might like...Yamaha C5 Grand Piano Yamaha C5 Grand Piano Serial Number: 5380220 Finish: Ebony Polish Warranty: 5 Years Yamaha U3 Upright Piano Yamaha U3 Upright Piano Serial Number: 4017994 Finish: Ebony Polish ❮ ❯