Yamaha C3 Grand Piano July 1, 2016 admin 6' - 7' Length, Brands, Grand Pianos, Yamaha Yamaha C3 Serial Number: 5787704 Finish: Ebony Polish Size: 6’1″ Warranty: 5 Years Other pianos you might like...Yamaha C1 Grand Piano Yamaha C1 Grand Piano Serial Number: 5980886 Finish: Ebony Polish Length: 5'3" Kawai K-30 Upright Piano Kawai K-30 Serial Number: 2404186 Finish: Ebony Polish Size: 48" Warranty: 5 Years ❮ ❯