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Seven Seas Mariner

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Seven Seas Mariner cruise ship

How big it is

66 m long. Shorter than the Eiffel Tower is tall.Dashed line: the Eiffel Tower laid down, 330 m. Length drawn to scale.
Launched
2001
Gross tons
48,075
A measure of enclosed volume, not weight.
Guests
700
With two guests to a cabin
Crew
459
Gross tons per guest
68.7
Unusually roomy — this is luxury-ship territory.
Guests per crew member
1.5
Near one crew member for every guest.

Staterooms on Seven Seas Mariner

The 10 categories Seven Seas Mariner sails with.

Balcony1 category
  • Veranda Suite

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Suite9 categories
  • Deluxe Suite

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  • Deluxe Veranda Suite

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  • Concierge Suite

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  • Penthouse Suite

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  • Horizon Suite

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  • Seven Seas Suite (Forward)

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  • Mariner Suite

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  • Grand Suite

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  • Signature Suite

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Seven Seas Mariner deck plans

Deck-by-deck layouts for Seven Seas Mariner, straight from the line. Useful once you know roughly which cabin you want — open a deck to see where everything sits.

Browse all 8 decks8 decks

Seven Seas Mariner was the world's first all-suite, all-balcony ship and remains a Regent classic

Seven Seas Mariner launched in 2001 as the world's first all-suite, all-balcony cruise ship — every cabin had a private veranda, a distinction that Regent has maintained across the fleet ever since. At 700 guests, she's been refurbished twice (2014 and 2018) and continues to sail world voyages and extended regional sailings as one of Regent's most recognizable vessels.

When Seven Seas Mariner launched in 2001, the all-suite, all-balcony design was genuinely novel. Other ultra-luxury ships had penthouse suites with verandas; Mariner gave a private veranda to every guest, including the entry category. The design philosophy — that every guest deserves outdoor space — has been maintained and refined across every subsequent Regent ship. Mariner was the prototype for the model.

The 2018 refurbishment was the most extensive of Mariner's updates — new cabin furnishings, updated bathrooms, new public space layouts, and technology upgrades. The result is a ship that reads more contemporary than her 2001 launch date suggests. The bones (the suite sizes, the veranda configuration, the ship's proportions) are strong; the surface updates keep her competitive.

The dining program follows the Regent all-inclusive standard: Compass Rose (main restaurant, no reservation, full rotating menu), Prime 7 (steakhouse, reservation-required, no surcharge), Signatures (French, reservation-required, no surcharge), and Pacific Rim (Asian fusion, reservation-required, no surcharge). All included. The wine program is overseen by a ship's sommelier who adjusts the selection regionally.

Seven Seas Mariner's itineraries are ambitious. World voyages (120+ nights), circumnavigation sailings, extended Pacific deployments, and comprehensive Asian itineraries use the ship's ability to go far and stay long without the logistics that a larger ship would impose. The 700-guest scale means the ship can call at smaller ports on long voyages without overwhelming the destination.

Seven Seas Mariner is for: Regent regulars on world voyages, travelers who want a smaller ship than Seven Seas Explorer or Grandeur, and guests who are drawn to the history of a ship that set the all-suite standard. Newer ships (Grandeur, Explorer) have more current hardware; Mariner's appeal is itinerary access and proven service consistency.

What travelers say about Seven Seas Mariner