Cruise ShipsPast and Present

MV Seven Seas Navigator – Past and Present

MV Seven Seas Navigator

ex Blue Sea, Akademik Nikolay Pilyugin

© Dimitris Mentakis

Steel twin screw motor vessel built in 2001 by T. Mariotti, Genoa, Italy (for the Vaslov Group, Monte Carlo), (Yard No 6125)originally for the Russian Academy of Sciences

Technical Data

  • Original Cost: $200 million (completion costs after purchase of hull)
  • Length: 170.60 – 170.69m
  • Breadth of hull: 24.80m
  • Depth: 12.3m
  • Draught: 6.80 – 7.2m
  • Tonnage: 28,550 gross/9,839 net/3342 deadwight
  • Engines: Four 8-cylinder Wartsila diesels
  • Power/Propellers: 21,000 kW/2
  • Speed: 19.5 knots
  • Capacity: 504 – 490 passengers
  • Crew: 325 – 340
  • Navigation Officers: European/International
  • Passenger Decks: 8
  • Call Sign: C6QS8, C6ZI9
  • IMO Number: 9064126
  • MMSI Number:¬†311050600
  • Official Number: 732251
  • Registry:¬†Hamilton/Bermuda, Nassau/Bahamas

Current AIS Location

Please note that this specific vessels AIS position data may be over an hour old and that the vessels position will only be displayed when it is within range of the VesselFinder AIS system. The AIS transponder/ship position data featured on this page is intended for information purposes only and it is in no way related to the 'Safety of Navigation at Sea'. All the AIS ship position data featured within this article is provided by VesselFinder and we are therefore not responsible for its content or its accuracy.


April 12th 1988: Keel struck as the Soviet research vessel AKADEMIK NIKOLAY PILYUGIN. Construction of the vessel started as early as 1990 at the Admiralty Yard in Leningrad (now St. Petersburg), but when the Soviet Union collapsed a year later work was halted

August 23rd 1991: Launched.

1991: Decision reached not to complete the vessel.

1997: Under the name BLUE SEA towed to Mariotti shipyard, Genoa where she was rebuilt as a passenger vessel.

© Carlo Martinelli  © Carlo Martinelli

© Carlo Martinelli

© Carlo Martinelli

August 25th 1998: Sold to Radisson Seven Seas Cruises.

August 25th 1999: Delivered Celtic Pacific Two, Hamilton, Bermuda. Management Radisson Seven Seas Cruises as the Seven Seas Navigator.

June 2001: Maiden cruise.


© Aleksi Lindström

February 2005: Chartered out as a hotel vessel, in Jacksonville USA, during the Super Bowl final.

2006: Commenced service for Regent Seven Seas Cruises.

© Ken Smith  © Ken Smith

© Ken Smith

© Ken Smith


© Aleksi Lindström

December 2009 – 2010: At Bremerhaven installation of a “Ducktail”, to improve the ships stability and buoyancy.¬†New propellers and rudders were also added. The result was, according to sea trial information, that the vibration has all but been eliminated.¬†Conversion of different public areas of the ship.

October 2011: Transfered to the Bahamas flag, home port Nassau.

March 2013: Registered for Navigator Vessel Co. LLC, Miami, USA. Management NCL Bahamas Ltd. Set under the Bahamas flag, home port Nassau.

March 2016 – April 2016: Underwent a $40 million refurbishment that upgraded the common areas and suites.

© Cees Bustraan  © Cees Bustraan

© Cees Bustraan

© Cees Bustraan

September 26th 2017: Due at Dover

All information is believed to be correct and no responsibility is accepted for any errors or omissions. All items included in this article are subject to © copyright. We would like to take this opportunity of thanking: Cees Bustraan, Aleksi Lindström, Carlo Martinelli , Dimitris Mentakis and Ken Smith for their assistance in producing this feature.

Article © Nigel Thornton and Ray Goodfellow (Dover Ferry Photos Group)

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