Unlacquered treatment is only on the tube body, the keys and key guard still have lacquer. As for the playing feel, the adjustment is still fine, but there is some key noise clattering when operating around the left hand table keys.There is overall red rust and greenish-blue as a characteristic of unlacquered instruments. Please allow approximately 2-3 weeks for items to arrive. International Buyers - Please Note. If you have any questions, please ask.