Seaside-class cruise ship

The "Seaside" class is a class of cruise ships owned and operated by MSC Cruises. The lead ship of the class, "MSC Seaside", entered service in the Caribbean Sea in December 2017.
Ships.
The first two ships were ordered in May 2014 from Fincantieri, with each ship costing US$700 million, and scheduled to be delivered in November 2017 and May 2018, respectively. The order also came with an option for a third vessel. 
Upon delivery of "MSC Seaside" in November 2017, MSC Cruises announced that it signed an order from Fincantieri for two new vessels that were to be an evolution from the existing "Seaside-"class platform, a sub-class to be dubbed "Seaside EVO". MSC explained that the option to build a third "Seaside"-class vessel was replaced with a new agreement to build the two "Seaside" EVO class ships. Delivery for the two ships is expected for 2021 and 2023, respectively.
So far all of the ships of this class have been given the ‘Sea’ prefix. 
Design and engineering.
The "Seaside" class is based on Fincantieri's "Project Mille". The two original "Seaside"-class ships in the class have 18 decks and a gross tonnage of 153,516 GT, with a length of , a draft of , a depth of , and a beam of . The maximum passenger capacity is 5,119, with a crew complement of 1,413. The two "Seaside" EVO ships will measure 169,380 GT, with a length of ; an additional deck and modified cabins will give them a passenger capacity of 5,646.
"Seaside" class ships are powered by a diesel-electric genset system, with four Wärtsilä engines driving GE Marine electrical equipment. Main propulsion is via two propellers, each driven by a electric motor; four forward and three aft thrusters allow for close-quarters maneuvering. The system gives the vessel a maximum speed of .