Built by Italian shipbuilder Fincantieri in Monfalcone and delivered in June 2018, she is the sister ship to her class' lead vessel, MSC Seaside.

[1] On 16 October 2015, MSC performed the steel cutting ceremony for what would be their second Seaside-class ship in Monfalcone.

[4] MSC Seaview set off on her maiden voyage on 10 June 2018 from Genoa, a 7-day sailing around the Western Mediterranean, visiting Marseille, Barcelona, Naples, Messina, and Valletta.

[22][23] The ship's design reflects these features, along with a midship engine room and funnels, a wider boardwalk promenade along both sides of the ship, and a wider aft promenade deck that houses a large pool complementing those located on the top decks.

[21] Other features and accommodations included are a water park custom-designed by WhiteWater West on the top deck, the MSC Yacht Club luxury area spanning five decks, which hosts passengers paying a premium for enhanced accommodations and amenities, three themed restaurants, a bowling alley, and a theater.

[7] The system gives the vessel a service speed of 21.3 knots (39.4 km/h; 24.5 mph) and a maximum service speed of 23 knots (43 km/h; 26 mph)[7][6] On 21 June 2019, an Irish national jumped overboard during a Mediterranean voyage and a crew member was credited for saving the passenger after they dove into the water to rescue the passenger.