Oceania Cruises RegattaYear Built: 1998Refurbished: 2019Decks: 9Passengers: 670Size: 30,277 tons Oceania Cruises RivieraYear Built: 2012Refurbished: 2022Decks: 11Passengers: 1,250Size: 66,084 tons Regent Seven Seas Cruises Seven Seas ExplorerYear Built: 2016Decks: 10Passengers: 750Size: 56,000 tons Regent Seven Seas Cruises Seven Seas MarinerYear Built: 2001Refurbished: 2018Decks: 8Passengers: 700Size: 48,075 tons Regent Seven Seas Cruises Seven Seas NavigatorYear Built: 1999Refurbished: 2019Decks: 8Passengers: 490Size: 28,803 tons Regent Seven Seas Cruises Seven Seas VoyagerYear Built: 2003Refurbished: 2018Decks: 9Passengers: 708Size: 42,363 tons Oceania Cruises SirenaYear Built: 1999Refurbished: 2019Decks: 11Passengers: 670Size: 30,277 tons