Baldwin 5'2" Model M Grand Piano | Satin Walnut | SN: 247382 | UsedBaldwin Model M Satin Walnut Grand Piano w bench Brand: Baldwin Model: Model M Serial # 247382 Finish: Satin Walnut Condition: Very Good In their prime, Baldwin pianos were widely considered one of the best American pianos one could buy, and maybe the only true rival to the New York Steinway. Concert grand pianos like this one are not in high demand, but if you have a concert venue or church that needs one, nothing less will satisfy your piano needs.