In terms of design, "Lonian" is the result of a collaboration between the Dutch firm Sinot Exclusive Design, which was responsible for the understated five-deck exterior, and the US interior designer Richard Hallberg. Feadship is keeping a low profile with further details. What is known is that the two decks of the royal blue hull and the three decks of the superstructure can accommodate a total of twelve guests and 27 crew members. The format known as hull number 700 is to be handed over to the owner at the end of the year.