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2001 Jefferson 61' NAUTI SEAHORZE

$ 429,900

This Vessel is no longer on the Market

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NAUTI SEAHORZE is a 2001 Jefferson 61' 61 MarQuessa listed for sale with United Yacht Broker Bill Watson. Bill can be reached at 1-772-215-0736 to answer any questions you may have on this boat. United Yacht Sales is a professional yacht brokerage firm that has experience listing and selling all types of Jefferson Yachts and similar boats. With over 250 yacht brokers worldwide, we have the largest network of boat buyers and sellers in the industry.

This Jefferson 61 MarQuessa is superbly maintained and is a beauty. With her Awlgrip painted blue hull, gorgeous Cherry floors, high gloss Cherry wood finish, and leather appointments. These owners have spared no expense with over $175,000 in maintenance and upgrades since purchase in 11/2015. She is standing tall and ready to cruise. She also has the Captain’s Study that converts to a private Fourth Stateroom! Full stand up Engine Rooms house the highly regarded twin 800 HP Caterpillar diesels with 150 hours SMOH in 2016. King sized bed in the Master Stateroom, with walk-in closet and en-suite head and shower. Cruise at 20 knots or economically at 8-10 knots. This is the perfect do everything, go anywhere with everybody yacht!

Be sure to watch the walk-through Video by clicking on the VIDEO tab.



  • Price USD:$ 429,900
  • Builder:


  • Model:

    61 MarQuessa

  • Year:


  • Location:

    Jupiter, Florida, United States

  • Type:

    Power Yacht

  • LOA: 61 ft 0 in
  • Display Length: 61 ft
  • Beam: 16'
  • Yacht Category


  • Water Capacity: 200 gals
  • Fuel Capacity: 850 gals
  • Engine Details: Caterpillar 3406
  • Engine 1: 2000 800.00 HP
  • Engine 2: 2000 800.00 HP
  • Engine Fuel: Diesel
  • Days on Market:

This Jefferson Marquessa is a 3-stateroom design with full size Captain’s Study. Starting at the forward lower level, the forward VIP Stateroom has an Island bed with full high gloss Cherry surroundings and en-suite Head. The Captain’s Study has a large L-Shaped ultra-leather lounge area that slides out to make a double berth. Also featured, in the study, is an office/computer desk area and full entertainment center. The mid-ship guest stateroom has twin beds with custom Cherry two drawer nightstand between the berths. Again, finely detailed high gloss Cherry panels and storage cabinets complete the rich atmosphere. Full Head and Shower enclosure are to starboard passageway for easy access. The aft Master Stateroom has a King-size island bed with rich high gloss Cherry vanities and drawers with counter tops lining each side of the Stateroom. Also featured are built in nightstands and headboard storage area. His and hers walk-in closets are camphor wood lined. The en-suite head is spacious with loads of counter space and tub/shower enclosure. Also featured is a Cherry hardwood cabin floor. Nowhere on this vessel is the high gloss Cherry ceiling to floor matched grain cabinetry more in evidence.

The Salon is spectacular and super comfortable and cozy. This Extended Deckhouse design allows for a large U-Shaped Galley and serving area aft to starboard. with a custom L-Shaped dinette and custom Cherry table to port. The main Salon area is finished in Hand Rubbed-High Gloss Cherry with special Gloss Lacquered Ceiling application. The Salon, to port, features a Custom Ultra leather Sofa (with queen size sleeper pull out) with custom two-level Cherry table. The Salon to starboard has his and her super comfortable custom built reclining chairs. Forward, in the Salon, are a pair of freezers (one with an ice maker) and 42’ HD Flat Screen TV. Salon forward to starboard is the entertainment center with extra storage, a second ice maker, and High Gloss Cherry stairwell to the Flybridge upper Deck.

  • Custom Ultra leather sleeper sofa
  • Custom high gloss cherry coffee table
  • 42” HD Flat Screen TV
  • Dennon stereo system
  • Dennon 5-Disc CD changer
  • HD Air TV Antenna
  • Etched Glass fish scene with blue and green neon lighting separates helm and salon
  • Decor pillows
  • Opening Windows with screens, slimline aluminum blinds
  • Custom drapery coordinating fabrics
  • Special lacquered ceiling application
  • Neutral headliner with hi hats on dimmer style switches
  • Cherry sole with oriental carpet
  • Intercom Phone
  • (2) New custom super comfortable recliners
  • Sub Zero Freezer and ice maker
  • Commercial SS cabinet freezer
  • U-Line Ice Maker
  • Central Vac

The U-Shaped Galley is very large and well placed to the aft starboard portion of the Salon area. A panoramic Galley view is provided by the full surrounding large Salon windows. Across from the Galley to port, is a custom L-Shaped dinette with custom inlaid teak starburst table.

  • Broan trash compactor on port of aft slider
  • Sink Disposal unit
  • High gloss cherry wood trim countertops
  • Numerous cabinets and storage drawers are in cherry wood with high gloss finish
  • New full size Whirlpool convection/microwave oven
  • Side by side Sub Zero refrigerator units with cherry wood facing
  • New full size GE dishwasher
  • Kenyon three burner cook top – 3 burner
  • New full size Whirlpool oven
  • New Full size SS sink with new faucets with adjacent bar size SS sink
  • Lots of storage in both drawers and cabinets
  • Dual aft windows with horizontal blinds overlooking aft deck
  • Custom leatherette L-Shaped dining area
  • Custom High Gloss folding dining table
  • Intercom phone
  • (2) Custom Bar stools at eat in counter

Located just forward of the Salon through a starboard entranceway. There are two new sliding aluminum doors port and starboard to the respective side decks. As the Salon/Galley cabin is full beam, the side decks start and end at the Pilothouse.

  • Nine step lighted staircase to Flybridge port side
  • Liquor storage cabinet beneath in pilothouse
  • Aluminum sliding window with screens port and starboard
  • New Port and Starboard sliding aluminum sidedeck doors
  • Hynautic engine controls upgraded from Morse cable controls
  • Caterpillar engine electric gauges
  • Large Bench style helm seat with leather cushions and underneath storage
  • Trim tabs controls
  • Black l padded console treatment and wood facing at helm
  • A/C outlets below windshield
  • New Window treatments for pilothouse windows and doors
  • Anchor windlass controls
  • Fire suppression bridge controls
  • Naiad Multisea II roll stabilizer controls
  • 4” Ritchie compass
  • Manual emergency engine controls
  • Wesmar bow thruster control
  • Triple wipers with washers
  • Padded headliners with hi hats and dimmer
  • A/C controls
  • 12v and 120/240v ships panel
  • Navigation 12v sub panel with genset controls

Lower Helm Navigation Electronics:

  • Garmin XSV touch screen – Sonar, Radar, GPS
  • ICom M506 VHF radio
  • Icom AIS
  • Voyager camera – aft and both engine rooms
  • Simrad AP20 autopilot

Master Stateroom is down from the Pilothouse, then aft through the passageway with Engine Rooms on either side. There are two closets - one located in the Master Stateroom is a large walk-in with plenty of hanging space and a ships safe. The other is a wide reach-in closet located just outside the Master Stateroom in the passageway. Both are cedar lined.

  • King size cherry wood pedestal bed
  • Full aft stateroom wardrobe and cabinets with beveled mirrors on port and starboard gunnels
  • Numerous cherry wood cabinets on both sides of berth provide abundant storage for personal belongings and clothing
  • Padded headboard
  • Coordinated drapes
  • Walk-in closet and separate full-length reach-in closet
  • Samsung flat screen TV
  • Toshiba DVD/VHS
  • Direct TV/HD
  • Custom lacquered ceiling application
  • Full length mirror
  • SMX II A/C controller
  • (4) SS window ports
  • SS full size hatch
  • Strip mood lighting
  • Dimmers
  • (2) Decorator lamps at headboard
  • Plush headliner and hi hats
  • Two Built in lift top vanity with mirror
  • Cherry hardwood floor underneath
  • Intercom Phone

Located to the starboard forward side of the MSR.

  • Tub with shower and privacy doors
  • SS shower wand
  • Towel racks
  • Corian counter with oval sink
  • Towel holders
  • 3 Door under counter storage
  • Medicine cabinet
  • Vacuflush head
  • Fiberglass walls and ceilings for ease of maintenance walls
  • Cherry trimmed door

Located just at the bottom of the stairway from the Wheelhouse is a Study that also serves as a private fourth stateroom by closing a pull out wall on a track and sliding out the sofa/berth. Located 6 steps down staircase with railing from main deck ship; electric panel is located on starboard side of staircase. Captain’s Study includes:

  • Desk to starboard with lift top compartment
  • (4) Storage compartments with sliders
  • Drawers beneath
  • Enclosed coffee maker compartment (currently used to house a wireless printer)
  • Aluminum window ports with curtains
  • Ships clock
  • Phone intercom
  • (2) lighted hanging lockers
  • Helm access panel
  • Port side L-Shaped sofa lounge with neutral leather cushions convertible to sleeper set up
  • Enclosed décor privacy curtain
  • Hi hat lighting with dimmers
  • SMX II A/C controls
  • Insignia 21” flat screen TV

Located forward of the Captain’s Study is the VIP Guest Stateroom with its own en-suite head.

  • Queen size cherry wood pedestal berth w/two drawers underneath
  • Several storage lockers and cabinets
  • 2-Step pedestal berth
  • (2) SS window ports with curtains
  • Pocket door with full size mirror
  • Overhead hatch trimmed in cherry with screen
  • SMX II A/C controls
  • Intercom phone
  • Access to en-suite Head/Shower

Located en-suite.

  • Corian counter with oval sink
  • Storage beneath
  • SS faucets
  • Medicine cabinet with mirror
  • Towel holders
  • Shower/Toilet with privacy doors – wet head
  • VacuFlush head

Aft of the Captain’s Study is the companionway leading to the Master Stateroom and the Guest Stateroom. The engine rooms are located port and aft in the passageway with fore and aft doors.

  • Light wall covering
  • (4) engine room doors / (2) floor level access doors
  • Washer/Dryer enclosure
  • Central Vac System

Located to port from the passageway.

  • (2) Single berths side by side, each with two drawers beneath
  • Decorator pillows
  • Shams and bedspreads
  • Cherry wood nightstand with lift top between berths
  • (2) Lamps at head of beds
  • Intercom phone
  • SMX II A/C controls
  • Headliner with hi hats on dimmer
  • Hanging locker
  • (6) Drawer cabinets
  • (2) Storage lockers with cabinet above

Located on the starboard side across the passageway.

  • Corian counter with SS oval sink
  • (2) Door storage beneath
  • Mirror
  • Medicine cabinet
  • Enclosed shower with privacy doors
  • Towel holders
  • Raritan Electronic head

Foredeck and Sidedecks:

  • SS railings with lifelines
  • SS Fender Brackets
  • Anchor pulpit
  • Hatch cover
  • Simpson Lawrence SS anchor windlass
  • New 125 lb. SS plow anchor with 300’ chain
  • (2) Forward SS cleats and Hause pipes
  • (4) SS Side Cleats
  • Spot light
  • Full width bow seat with new cushions and cover
  • New starboard and port entry doors
  • Port and starboard Marquipt attachment plates with 7-step Marquipt Tideride stairs and side deck storage mounting
  • SS gates
  • SS steel port holes with 17” screens
  • 50 amp shore power inlet and telephone and cable hook ups starboard side mid ships
  • (2) 4' SS safety railings

Covered Aft Deck – Raised Deck Aft of Salon/Galley:

  • Hardtop with SS supports and railing
  • Large Storage compartment with large serving area to port
  • Overhead speakers
  • Hi hats with dimmer
  • (2) Chairs
  • Aft facing camera
  • SS railings with fiberglass weather boards
  • New custom aluminum door
  • (1) 110v duplex outlet

Lower Aft Cockpit – Down Stairwell from Covered Aft Deck:

  • Concealed Hynautic docking controls to Port
  • 4-Step lighted stairway and railing leading to aft deck from covered aft deck
  • Underwater LED lighting
  • Swim platform
  • SS Cleats with Hause pipes sides and aft
  • Ladder
  • Dual electric outlets
  • 50 amp manual outlet
  • Cable hook ups (1) Glendenning cable master outlet
  • (2) SS fish rod holders
  • Sea water and fresh water wash downs
  • Concealed hot and cold shower wand
  • SS hatch to Master Stateroom
  • Lazarette style storage compartment with mechanical access housing (2) spare props, spare 50 amp 50’ cable
  • All non-skid surfaces

Extended Deck – Aft of Flybridge – Same Level as Flybridge:

  • 2008 13.5’ Avon RIB with Yamaha 4-stroke 50hp outboard
  • New 1,000 lb. davit for tender
  • New chocks for tender
  • 8-Person offshore Viking life raft (needs re-cert)

Up the ladder stairway through the lift up weather-sealed hatch from the Wheelhouse is the Flybridge. It makes a great entertainment area both underway and at rest in the open air covered by Stamoid bimini top with SS framework and Eisenglass. Bridge clearance to anchor light 25’. To top of antennae 33’.

  • Radar Arch with custom aft pivot
  • Large weather tight, dog-down entrance Hatch
  • An L-Shaped lounge seating area on port and bench style seating on starboard with New cushions and Stamoid weather covers
  • Norcold refrigerator/freezer
  • Sink water outlet storage
  • Life Sling
  • AFI Dual 17” Trumpet air horns
  • Full Eisenglass enclosure with U-zips and bimini top
  • Extended deck with round teak table and (2) padded foldup chairs, and custom safety SS railing with fiberglass weather boards
  • Caterpillar electronic controls and full gauges
  • Bow thruster controls
  • Richie Compass
  • Electronics 12v sub panel
  • Dual padded helm seats
  • Naiad Multisea II stabilizer controls
  • ACR searchlight wireless control
  • Rudder indicator
  • Windlass controls
  • Console cover - Stamoid

Flybridge Navigation Electronics:

  • Furuno RD33 - GPS
  • Standard Horizon VHF Explorer
  • Garmin touchscreen Repeater – chart GPS, Radar, sounder

There is a full complement of Navigation and Helm Controls.

  • Complete new Garmin setup with side view and digital radar options with AIS
  • Simrad / Robertson AP20 upper and lower
  • Caterpillar Engine Management upper and lower
  • Naiad Marine MultiSea II roll stabilizer controls upper and lower
  • Standard Horizon Explorer VHF/AIS upper and lower

There are two main electrical panels – one is A/C and one is DC both located immediately forward of the Pilothouse at the top step leading down to the Staterooms level. And two electronics sub panel – one located to port of the Pilothouse and one on the Flybridge:

  • 15 kW Westerbeke with sound enclosure 2556 Hours with new water pump and heat exchanger 11/2016
  • (2) TV/phone shore inlet (port aft/forward starboard)
  • TV inlet
  • Electronics sub panel at lower helm
  • Sentry battery chargers - (1) 12V, (1) 24V
  • Electronics sub panel at lower helm
  • (5) Stereo volume controls located throughout the yacht
  • Glendinning Cablemasters - (1) Starboard Midship, (1) Aft Cockpit

These engines required immediate maintenance when the current Owners bought the boat. At survey time it was diagnosed that the Heads needed work and the Aftercooler/Heat Exchangers needed work. All that was accomplished with a Head-up rebuild with only 150 hours since. Full receipts to show:

  • Cat 3406 Diesels 800hp each with dual switchable Racor 900’s with vacuum gauges
  • (5) A/C units Marine Air: 5 zone A/C: Salon 36,000 BTU’s (new compressor), Captains Study 12,000 BTU’s (new), Aft Cabin 12,000 BTU’s, Forward Stateroom 12,000 BTU's, Twin Berth Stateroom 7,000 BTUs (new compressor)
  • New 110v and 12v freshwater pumps
  • Oil Xchanger
  • Central vacuum system
  • Dual station hydraulic trim tabs
  • 8 Station telephone /intercom system
  • Dual rudder angle indicators
  • Holding tank level indicator
  • Washer dryer stackable
  • (2) Spare props; (1) Spare shaft
  • Aluminum fuel tanks
  • New Hot water heater
  • Fire suppression system FE241 (needs re-cert)
  • Fuel manifolds
  • 110v outlets in engine rooms
  • Fuel primer switch
  • 40 Gallon Holding tank
  • D Deck power supply
  • Exhaust fans
  • Battery boxes
  • Sound insulation
  • 110v and 12v lighting systems

These Owners purchased this boat in November 2015. They have done extensive and expensive upgrades on this vessel since.

  • Block up engine rebuilds both engines about 150 hours ago. (75k) Just had the after coolers serviced per Cat guidance of 3-year interval
  • We also added a 1,000 lb. davit, chocks and a 2008 13.5’ Avon with a Yamaha 4 stroke 50 hp (20K)
  • New complete Garmin setup with side view and digital radar options (18k)
  • Added AIS (1k)
  • New curtains all windows (8k)
  • Redesigned the Salon to remove TV cabinet, new oriental carpet and added 2 recliners (very comfortable)
  • Added 42” HD TV
  • New AC units
  • Hot water heater
  • Both 12v and 110v fresh water pumps
  • House and engine batteries (1k)
  • Both raw water pumps for the AC system (2k)
  • Upgraded the anchor to stainless 125 lb. with 300’ chain (3k)
  • New outside cushions bow and upper station (3k)
  • Cushion covers and tender cover (3k)
  • Replaced port, starboard and salon entry doors (12k)
  • Added 8 person offshore Viking life raft (3k)
  • Added Marquipt TideRide 7-step with port and starboard attachment plates and deck storage mounting (5k)
  • Replaced Galley sinks and faucets (2k)
  • Replaced dishwater, microwave and oven (5k)
  • Bottom painted (7/2019)

*Engine hours are as of the date of the original listing and are a representation of what the listing broker is told by the owner and/or actual reading of the engine hour meters. The broker cannot guarantee the true hours. It is the responsibility of the purchaser and/or his agent to verify engine hours, warranties implied or otherwise and major overhauls as well as all other representations noted on the listing brochure.

The company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change or withdrawal without notice.


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