The S450 is in a class of its own, the design and concept is unique. It captures the essence of the Sealine design philosophy of light and space from the moment you see the cockpit. The flexible sociable cockpit arrangement , the 4 forward facing helm seats, movable 3 berths in the aft cabin, 2 large sky lights and a large master cabin with separate shower and bathroom. The S450 needs to be seen to be believed.