As a rule the newer ships have larger Junior Suites. 12 Symphony of the Seas Junior Suite J4 Reviews Write a Review. Balcony Stateroom On The Symphony W O W Crystal Cruises Luxury Cruise Ship Cruise Ships Interior Symphony of the Seas Destination. Symphony of the seas junior suite . Great Caribbean cruise by michaeltovi. 5 Symphony of the Seas Junior Suite 3J Reviews Write a Review. Within each of the four broad categories of cabins on Royal Caribbean ships youll find multiple subcategories. View details of Symphony of the Seas Stateroom 8636. Caribbean - Western The room was always kept. Symphony of the Seas Destination. Symphony of the Seas Harmony of the Seas Allure of the Seas and Oasis of the Seas. Junior Suites on Oasis of the Seas Allure of the Seas Harmony of the Seas and Harmony of the Seas. Symphony of the Seas for instance has 15 different types of suites alone from a Junior Suite with Balcony Category J3 that measures 287 square feet to a Royal Loft Su...