What is the cruising speed of the Sea Ray 390 motor yacht?
I'm curious to know, could you please elaborate on the cruising speed capabilities of the Sea RAY 390 motor yacht? I'm particularly interested in understanding how fast it can comfortably navigate the open waters under typical operating conditions. Is there a specific range or average speed that it is designed to maintain? I'm looking for a detailed and informative response that sheds light on this aspect of the vessel's performance.