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Nautilus Gallant Lady is a deluxe professional yacht run by Nautilus Fleet offering dive liveaboard trips in Mexico, it accommodates only 12 guests.

Date 09/05/26 to 16/05/26
Duration 7 nights
Boat Nautilus Gallant Lady
Destination Sea of Cortez
Departure Cabo San Lucas
Arrival La Paz
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Description

Boat

Nautilus Gallant Lady is a beautifully crafted luxury motor yacht designed for small-group diving experiences with a strong focus on comfort, space, and personalized service. Originally built in the USA back in 1984 and extensively refitted in 2018, the vessel combines classic yacht elegance with practical dive-focused functionality.

With a length of approximately 35.3 m and a beam of 6.7 m, Nautilus Gallant Lady provides a stable and spacious platform for exploring the rich waters of Baja California. Powered by strong Caterpillar engines and equipped with stabilizers, the yacht ensures smooth cruising and efficient travel between dive sites.

Nautilus Gallant Lady featuring a main salon and dining area with panoramic wrap-around windows, creating a bright and relaxed social environment. Guests can unwind in the sky lounge, enjoy ocean views from the sun deck, or take in the scenery from the unique crow’s nest observation area.

Dining onboard is a highlight, with freshly prepared meals blending Mexican and international flavors. Guests are served full board meals daily, including breakfast, lunch, dinner, and snacks in between dives. Complimentary beverages such as soft drinks, tea, coffee, and juices are available, while a well-stocked bar offers a selection of wines, beers, and spirits.

Nautilus Gallant Lady features a hot tub on deck, comfortable lounging areas, and shaded outdoor seating. The dive deck is spacious and well-organized, equipped with individual gear stations, a water-level platform for easy entries, freshwater showers, and camera facilities. Nitrox and rebreather support are also available for certified divers.

The dive deck is located on the main deck, well equipped with personal gear boxes and an in-place fill station, a camera table, large rinse tanks, and hot/cold freshwater showers, after each dive, the crew will greet you with a warm towel.


Cabin

Nautilus Gallant Lady has 6 comfortable suites for guests, accommodating up to 12 guests per trip :

All suites have en-suite bathrooms, windows and/or portholes, storage area, individually controlled A/C, and internet via Wi-Fi can be reachble for all area on board.

1 Premium Suite - Emerald:
Located on the lower deck, the most spacious suite onboard. It can be configured with either a California king bed or 2 large single beds. It has its own private ensuite bathroom.

2 Superior Suites - Nautilus & Rosario :
Located on the main deck, each comes with a California king bed or two doubles, and each suite has a private ensuite bathroom.

2 Superior Suites - Swell & Dofleini :
Located on the lower deck, each comes with a California king bed or two doubles, and each suite has a private ensuite bathroom.

1 Superior Suite - Inde :
Located on the lower deck, this cabin comes with a two large single beds (NOT bunk), private ensuite bathroom with shower.


Diving

  • Depends on routes, 3 - 4 dives per diving day.

  • No diving on embarkation and disembarkation days.

  • All divers must have a submersible console (SMB).

  • All diving will provide experienced guide to lead the dive.

  • Rebreather diving is supported (with prior arrangement).


Other Informations

  • Nitrox:Available with additional charge
  • 15L Tanks:Available with additional charge
  • REBREATHER Dive:Available with additional charge
  • Technical Dive:Limited support, inquire in advance
  • Dive Equipment Rental:Available with surcharge
  • Dive insurance:Divers must have valid dive insurance
  • Satellite Wi-Fi :Available with additional charge
  • Laundry Service:Available with additional charge
  • Massage Service:Not available at the moment
  • Payment on board:Visa, MasterCard or cash (USD/MXN)
  • Crew Number:8 - 10, include 2 dive guides

Cabins & prices

Included

  • Transfers from airport and/or hotel to the yacht
  • Fuel surcharge
  • Full-board meal plan (including snacks)
  • Dinner ashore the night before disembarkation
  • Soft drinks
  • Diving activity (incl. tanks, weights, weight belts)
  • Dive guide service
  • Land excursions and activities throughout the trip
  • Boat accident insurance
  • Cabin cleaning service

Not included

  • Domestic flights in destination country
  • Marine park fees & Port fees
  • Complimentary alcoholic beverage with dinner
  • Dive equipment rentals
  • Larger tank (15 L)
  • Nitrox fills
  • Dive courses on board
  • Dive insurance (mandatory requirement)
  • Travel insurance (trip cancellation insurance)
  • Crew gratuity

More

Destinations Sea of Cortez, Magdalena Bay
Facilities Nitrox support, Sidemount Friendly, Rebreather Friendly, Tech Friendly, Watersport equipment, Camera Station, Jacuzzi, Wi-Fi, Laundry
Languages spoken English, Spanish

Photos

Frequently Asked Questions

Pricing for Nautilus Gallant Lady varies by cabin type, route and duration. Most trips start from $2,401 per person. Live prices and current availability are listed on the Schedules tab. Contact our dive team for a custom quote or private charter pricing.
Standard inclusions: airport and hotel transfers, full-board meals, soft drinks, diving (tanks, weights, weight belts), dive guide service, land excursions, cabin towels and toiletries, Wi-Fi and boat accident insurance. Excludes: international and domestic flights, marine park fees, fuel surcharge, dive and travel insurance, equipment rental, nitrox fills, alcohol, gratuity.
Sea of Cortez offers year-round diving with two distinct seasons. Manta and warmer water characterise the wet season, while larger pelagics and cooler water mark the dry season. Browse upcoming departures by month on the Schedules tab to pick the best window for your travel dates.
Most Nautilus Gallant Lady routes require Open Water certification with at least 50 logged dives. Some sites with strong currents require Advanced Open Water. Check the Useful Information tab on this page for destination-specific requirements.
Nautilus Gallant Lady hosts up to 16 divers per departure. The small group ratio means personalised service, flexible dive scheduling and minimal waiting between dives.
The crew speaks English, Spanish. Dive briefings are given in English with translation available on request. International dive guides accompany selected departures.
Browse live departures on the Schedules tab. Each row links to the booking page with date, route and confirmed pricing. For private charters or custom itineraries, contact the Dive and Cruise dive team via the form below. No booking fees.
Full refund up to 90 days before departure, sliding scale thereafter. Travel insurance covering trip cancellation is strongly recommended and mandatory for some destinations. See the booking terms for full details.
Yes. Valid dive insurance covering emergency evacuation, hyperbaric treatment and diving accidents is mandatory on all Nautilus Gallant Lady departures. We also recommend travel insurance with trip cancellation coverage. Proof of insurance is checked at embarkation.
Nautilus Gallant Lady operates across Sea of Cortez. Expect schooling pelagics, reef sharks, manta rays, sea turtles, vibrant coral walls and macro critters. Seasonal highlights shift by month and region - check the destination page for the current conditions.
Nitrox is available on Nautilus Gallant Lady for an additional charge. Larger 15L tanks, rebreather support and tech diving can be arranged on request. Notify our dive team at the time of booking so we can confirm availability and add the surcharge.
Most Sea of Cortez liveaboard trips connect via a regional hub. We recommend arriving 1 day before embarkation to recover from travel and to clear any park or transit fees. Airport transfers are included in the trip price.
This specific Nautilus Gallant Lady departure runs from May 9 - May 16, 2026. Embarkation is in the afternoon of day 1, disembarkation in the morning of the final day. Plan international flights to arrive 1 day early and depart 1 day late.
This package includes 7 nights aboard Nautilus Gallant Lady. The full itinerary covers up to 20 dives across multiple sites. Check the Description tab for the day-by-day dive plan and the Schedules tab for the exact route.
Cabin options on this Nautilus Gallant Lady departure include: Classic Twin, Twin/Double, Premium Double, Premium Twin/Double. Each cabin has ensuite bathroom, air conditioning, storage and US-plug outlets. Live availability and per-person pricing by cabin are shown on the booking page.

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