Click below to view a deck plan Deck Four Deck Five Deck Fourteen Mariner of the Seas Stateroom Key Category Cabin Name 1BBalcony1BBalcony1DBalcony1KOceanview1LOceanview1NOceanview1VInside2BBalcony2DBalcony2NOceanview2TInside2VInside2VInside2WInside3BBalcony3DBalcony3MOceanview3NOceanview3VInside4BBalcony4DBalcony4MOceanview4NOceanview4VInside5DBalcony6DBalcony6VInside7DBalconyCBBalconyCPInsideGSSuiteGTSuiteJ3SuiteJ4SuiteOSSuiteRSSuiteVPSuite Deck Four Deck Five Deck Fourteen OCG Class Mainstream Mariner of the Seas Year Built2003Year Last Refurbished2018Capacity4,000 passengersDecks14Tonnage138,863RegistryBahamasContactwww.royalcaribbean.com