In May 2016, Royal Caribbean signed an agreement for a fifth "Oasis"-class ship, later named "Wonder of the Seas". Steel cutting began on 24 April 2019, and the keel was laid in October of that year. The ship name was announced on 10 October 2019, and the ship is planned to enter service in the spring of 2021, based in the Chinese market. A hull section was built at Crist at Gdansk and delivered to the yard in November 2019. She was launched on 5 September 2020.