Quality A-Extra ®	Very high quality restored piano, like new. This is an exclusive Pianosound product, unique in Italy and protected by industrial patent.
Restored	Restored piano both as regards the cabinet and the action, of “standard” quality.
Quality A	High quality piano the cabinet presents small very slight scratches, almost unperceivable.
Quality A/B	Medium quality piano, the cabinet presents some marks and scratches; restoration to some parts at least of the cabinet are advised.
Quality B	Medium quality piano; the cabinet and action requires restoration work.
Quality C	Piano that requires total restoration.