Yamaha C7 Grand Piano August 16, 2017 admin 7'+ Length, Brands, Grand Pianos, Yamaha Yamaha C7 Serial Number: 4620745 Finish: Ebony Polish Size: 7’6″ Warranty: 5 Years Other pianos you might like...Yamaha UX-1 Upright Piano Yamaha UX-1 Serial Number: 3859205 Finish: Ebony Polish Size: 52" Warranty: 5 Years Mason & Hamlin Model BB Grand Piano Black Satin Mason & Hamlin BB Grand Piano Excellent Condition Finish: Ebony Satin Size: 7' Big Projection -Deep Bass Fast Responding Key Action ❮ ❯