The Ritz-Carlton, Four Seasons, Aman, and Orient Express have all marketed their new vessels as “yachts” to set them apart from cruise ships. The 794-foot Luminara is the recently launched flagship of the three-vessel Ritz-Carlton Yacht Collection. Courtesy of Ritz-Carlton Yacht CollectionOrient Express is charting a similar course with its Silenseas fleet. Orient Express Sailing Yachts C.O.O. Aman’s future 600-foot Amangati is much closer in appearance to a traditional superyacht, styled inside and out by Sinot Yacht Architecture & Design.