jewel4dJewel of the Seas (2004-built, last refurbished in 2025 April-May) is the fourth and last of the Radiance-class Royal Caribbean cruise ships - together with Brilliance OTS, Radiance OTS,Jewel of the Seas (2004-built, last refurbished in 2025 April-May) is the fourth and last of the Radiance-class Royal Caribbean cruise ships - together with Brilliance OTS, Radiance OTS,