The mark consists of The trade dress consists of the overall visual appearance of the applicant's crewed deep submersible vessels, comprising the consistent combination of: (1) a primary hull surface treatment in an obsidian satin finish, being a non-reflective deep black surface; (2) a circumferential structural ring and accent hardware elements finished in a champagne gold Diamond-Like Carbon (Ti-DLC) coating applied to titanium components including the halo ring, collars, trim rings, and bezels; and (3) aquamarine teal illumination and accent treatment applied to the sphere viewing element and halo ring inner edge; wherein the three-element combination -- obsidian satin primary hull, champagne gold Ti-DLC structural ring and accents, and aquamarine teal sphere and inner ring illumination -- is applied consistently as a source-identifying visual identity for the applicant's submersible vessels.