Grande Pianola Piano Metal ModelGrande Pianola Piano Metal Model SPECIFICATIONS: 22 Pieces Difficulty level 2 Hours to assemble (average): 2 Model size (cm): 15 x 12 x 13. 4 Model size (inch): 5. 9 x 4. 72 x 5. 27 Sankyo music box Two colors design Removable cover Realistic 3D view PROTOTYPE HISTORY Throughout mankind's existence, music has been a way for expressing our emotions. Touching people personally, whether sitting at home listening to their favorite songs, or at a concert.