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2021 Neptunus 650 Flybridge

£ 2,352,603*
St. Catharines, ON
Interested in this boat? Tel: 905-614-2566
  • Description
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2021 Neptunus 650 Flybridge

Engine/Fuel Type:
Twin / diesel
Located In:
St. Catharines, ON
Hull Material:
Current Price:
US$ 3,276,000 (£ 2,352,603) 


The Neptunus 650 Flybridge blends beauty with confidence in a truly inspiring vessel. Fast, with a 26 knot cruise from the optional 1136HP C-18 CATs. Spacious, with an overall length of 66'4". Comfortable with a Seakeeper 9 computer-controlled gyroscope stabilizer system. Distinctive with a resin-infused and Kevlar reinforced hull. The vessel is designed and built to meet CE Category A - Ocean standard, delivering exceptional performance and seakeeping ability. This yacht allows you to explore the horizons with confidence. 

This 2021 Neptunus 650 Flybridge has 3 staterooms and 3 heads, and has natural walnut joinery throughout. She features a bright open salon, a spacious fully-equipped galley, and a large dinette with comfortable seating for six.

The stunning flybridge is a defining characteristic of this yacht. With seating for 12 in three beautiful and unique spaces, you and your guests can relax while underway or while docked in style and comfort. Contemporary fabrics, quartz countertops and custom accent lighting make this space special by day or by night. The centre helm is fully-featured with full navigation electronics, proportional bow and stern thrusters, and a Yacht Controller. 

Vessel Walkthrough

Boarding the Neptunus 650 Flybridge is from either the swim platform and up the port or starboard steps or from either the port or starboard side decks. 

The Engine Room is accessed via the transom door or via a hatch in the Aft Deck sole. The large crew cabin is easily accessed via a custom transom door from the swim platform and offers an abundance of storage, separate toilet, sink and shower.

The Flybridge Deck has easy access via comfortable stairs from the Aft Deck. The custom carbon fibre hardtop has a three sided enclosure. Further features of the flybridge include a raised bar with four stools on stainless steel pedestals, an icemaker, fridge and seating aft with a 2-pedestal table. 


The Salon is entered via the curved sliding Trend stainless steel entry door. The minute you see the natural walnut cabinets, leather settee and the hardwood flooring, you will feel right at home. The salon features opposing seating with a settee on starboard, and twin custom chairs on port. The sofa is U shaped and has storage below. This settee provides seating for four to five people and includes built in walnut end tables at both ends. There is also a custom table in front of the settee, with two ottomans tucked below. Both ends of the sofa terminates into built in walnut end tables with two storage cabinet doors below. 

The 49" QLED HD LED TV is fully integrated in a walnut cabinet, positioned for easy viewing. The cabinets below the TV house a Bose Lifestyle system with bluetooth connectivity, a RayMarine Sat TV control panel, and the attenuator for the Glomex Terrestrial TV antenna. 

Also in the Salon are Hunter Douglas Silhouette blinds and a sliding insect screen on the aft door, built in Bose speakers, a hidden subwoofer, a decorative ceiling treatment over the salon table, eight LED mini spots on a dimmer, and the digital AC controls. 


The galley is open to and two steps up from the Salon.

This new yacht features a fully equipped galley that is ideal for extended cruising, yet equally at home when entertaining for the evening. The galley showcases natural walnut cabinets and quartz countertops. The centre island is the first thing you will notice. This island is ideal for entertaining and at the same time adds to the ample storage the galley. On port, the entertainment centre includes a beverage centre, custom storage for stemware, and further storage for both dinnerware and provisions.

Equipment includes: 

  • Under mount extra deep stainless steel sink
  • Single handle spray faucet
  • 4 burner Ceran top cooktop
  • Built in microwave with exhaust fan
  • 24” oven
  • 2 drawer-style undercounter JennAir fridge units
  • 2 drawer-style undercounter JennAir freezer units
  • Beverage center
  • (6) Walnut cabinet doors
  • (6) Walnut corner storage cabinets
  • (1) Walnut drawer
  • Pull out storage cabinet for canned goods
  • Quartz countertop
  • Fisher Paykel dishwasher drawer w/cherry front
  • Central vacuum outlet
  • Overhead four door walnut cabinet w/dedicated lighting to port
  • (12) LED mini spots – most on a dimmer
  • (6) Mica drawers to port behind two walnut doors
  • Blinds for the cabin side windows 

Dining Area

All the way forward and to starboard is the leather upholstered dinette with seating for six. There is space for storage below the seats. A fixed quartz top dining table sits on two stainless steel pedestals. The dining area is raised, providing guests with the opportunity of a 360 degree vista while relaxing or dining.

Above are two dedicated LED mini spots. 


Six curved steps each with an LED step light lead to the accommodations below. Along the way is a two door electrical panel with separate AC/DC electrical panels. 

The Companionway at the bottom landing also houses the stacked washer and dryer, with a cabinet to store detergents.

At the bottom of the stairs one can go aft and down three more steps to the master cabin, or forward to the guest cabin (and head) on starboard, then forward again to the VIP cabin (and private VIP head). The area at the bottom of the companionway is open to the windshield and is very bright and airy.  

Master Cabin

THe 2021 Neptunus 650 Flybridge features a full-beam master stateroom with a king size bed and a wonderfully spacious ensuite. The master stateroom has large windows on port and starboard, each with a centre opening port. The beauty of the walnut joinery, generous drawer space and the cedar lined closets make this an ideal home while living aboard.

The detailing in the master cabin is quite exceptional. The master berth has a contemporary headboard, with custom backlit walnut accent panels above the walnut end tables. Two LED reading lights are in the soffit. Lacquered ceiling panels above follow the contour of the bed, while rope lighting below the berth provides a warm accent day or night.

To port is a built in chest with four walnut faced drawers.  To starboard is built in chest with four drawers. Facing the bed is a 40” built in TV. The master cabin features two cedar lined hanging lockers on the port side. 

Forward on the strb side is the entrance to the en-suite, which has a large stall shower, toilet and sink. The shower has an opening port.

The Samsung 40” LCD TV is built in the forward bulkhead on the centerline. 

Also in the cabin are three battery shutoff switches, a CO detector, a Bose Wave radio system, digital AC control and nine LED mini spots, most on a dimmer. 

Master Head

The en-suite Master Head has a porcelain tile sole, a straight walnut vanity with a storage cabinet below and a under mount sink in a quartz countertop above. There are four mirrored medicine cabinets above the sink with a fixed dead light above covered with a blind. 

The stall shower has a clear glass door, a shelf, a handheld or wall mountable shower fixture, a light and an exhaust fan.

The toilet is a freshwater flush Raritan Atlantis elongated bowl model. 

Guest Head (Starboard)

The Guest Head can be accessed directly through the Guest Cabin , or alternatively it can be used as a day head for guests and accessed directly from the companionway.

The sole is porcelain tile. The toilet is a freshwater flush full size Raritan Atlantis model.  The walnut vanity has one cabinet below and a quartz countertop with a under mount sink above. 

Above the sink is a blind covering a opening porthole. Three mirrored medicine cabinet doors are above with rope lighting below the valance. 

The shower has a clear glass door, a handheld and wall mountable fixture, a wallpaper like finish on the bulkheads that is as elegant as it is practical. 

Also in the shower is a light and an exhaust fan. The head also has three LED mini spots above in a mirrored overhead. 

Guest Cabin (Starboard)

The Guest Cabin has one double berth with two drawers below. 

Outboard the berth is a walnut hanging locker, cedar lined and a small walnut nightstand. Two opening port  lights with blinds are above with a reading light in a soffit above for each person.  At the foot of the berth is a small storage shelf. 

Also in this cabin are four overhead dimmable LED mini spots, two LED mini spots as reading lights, digital AC controls, a CO detector and a carpeted sole. 

VIP Cabin

The VIP Cabin is entered via a custom walnut door. The queen size berth sits on centerline with a custom headboard off the forward bulkhead .  Twin LED reading lights are above.  

One large walnut storage drawer sits at the foot of the berth. There is rope lighting around the bed trim for the custom Innerspring mattress.  Built in walnut countertops both port and starboard serve as nightstands.  Above is an opening escape hatch with mosquito screen and night blind. One fixed dead light one each side with blinds to both port and starboard.  Above the blinds on either side are four walnut storage cabinets to supplement the cabin’s abundant storage.  Special mood lighting is located next to the custom head board.

Aft to port is a cedar lined hanging locker and access the Forward Head. 

To starboard is a matching cedar lined hanging locker

On the aft bulkhead is a built in 24” LED TV. The sole has access to the forward bilge and bow thruster. The cabin is equipped with a Bose Wave radio. 

Also in this cabin are digital AC controls and a CO monitor. 

Forward Deck

  • Heavy Duty stainless steel bow rails w/welded stainless steel lifeline      
  • Stainless steel anchor pulpit w/bow roller
  • 66 lb. Delta stainless steel anchor
  • Maxwell 3500 VW Windlass w/150' high tensile chain
  • Up & down foot switches for windlass
  • Round Bomar hatch to access chain locker
  • Freshwater wash down in bow anchor locker
  • Heavy duty rub rail
  • Dual spring line cleats
  • International LED navigation lights
  • Air horn
  • Diesel deck fills for fuel port & starboard allows single side filling via crossover
  • Removable stainless steel burgee pole
  • Stainless steel hand rails at bow cushion area
  • Black Textulene wrap around windshield cover incl. port & starboard side windows
  • Frameless cabin side windows
  • Stainless steel sliding boarding gates port & starboard midship
  • Raised fiberglass toe rail for safety
  • Round Bomar deck hatch into VIP Cabin
  • (2) Sun pad cushions on bow w/headrest & (6) drink holders
  • House side stainless steel handrails
  • (6) Large dead lights into Master Cabin (two of them opening)
  • (2) Teak Tread steps to side deck port & starboard
  • ACR LED spotlight, remote controlled 

Aft Deck

  • Teak sole over fiberglass decks
  • Covered stern cleats w/fairleads
  • Built in fiberglass stairs (7) to Flybridge w/teak treads w/LED step lights
  • (2) Hinged stainless steel gates to swim platform
  • Custom high gloss cherry table w/stainless steel pedestals & cover
  • Covered Aft Deck fully covered by Flybridge deck above
  • (5) Stainless steel DC lights in Aft Deck overhead
  • Built in Aft Deck seating for four cushions & cover
  • 900 lb. Capacity hydraulically operated swim platform for tender storage
  • Huge full beam Lazarette w/6’ of headroom configured storage
  • 2 stereo speakers
  • Pressure water inlet
  • Deck waste pump out plate
  • Hot & cold shower in custom cabinet to starboard
  • (2) Stainless steel support poles to Boat Deck
  • Custom watertight entry door from swim platform into Crew Cabin
  •  (2) Custom fender lockers in transom
  • Custom storage under Flybridge steps
  • Curved Trend stainless steel trimmed entry door
  • Sink with cold water faucet
  • BBQ unit 


Entered via the transom door is the crew cabin/Lazarette

  • Sit down shower
  • Fresh water flush Raritan toilet
  • Stainless sink with hot and cold water and mirror
  • Large berth with storage under
  • Hanging locker
  • AC fluorescent lighting
  • Rudder & hydraulic gear under aft bench enclosure 



The flybridge is a defining characteristic of this yacht. With seating for 12 in three beautiful and unique spaces, contemporary fabrics, quartz countertops and custom accent lighting, the flybridge is a special place day or night. The helm has been ergonomically designed, providing full navigation electronics, proportional bow and stern thrusters, and a Yacht Controller. Three custom-stitched Pompanette helm provide excellent visibility and comfort for extended cruising. 

The flybridge on this yacht offers three distinct seating areas. A raised bar table with 4 custom stainless stools will be a most popular spot!  In addition, aft on port is a comfortable seating area with a U-shaped settee and your choice of teak or cherry table. The three helm chairs round out the flybridge seating. You will also find a custom entertainment unit with sink, fridge and icemaker on starboard.

The carbon fibre hardtop complements the lines on the vessel. The flybridge has a 3/4 enclosure, and includes both heat and air conditioning for your comfort. Access is via teak steps to starboard. A fold down hatch gives easy access to the aft area of the Flybridge seating.

Bridge Equipment includes: 

  • 3 Sided enclosure,
  • Fiberglass radar arch
  • (4) Audio speakers
  • A stainless railing all around
  • Removable stainless steel flag pole w/cover
  • 6 Down light in the hardtop with dimmer
  • 4’ Raymarine open array radar
  • Ray Marine sat dome
  • Centre helm
  • Glass panel forward of helm, with windshield wiper
  • Covers for all Flyrbidge seating
  •  (3) Pompanette helm chairs w/fold down footrests 


Flybridge Navigation Equipment

  • (1) CAT glass bridge display for main engines
  • (2) CAT electronic clutch & throttle controls
  • Dual Raymarine 16” Axiom Multifunction Displays (gS Series)
  • Raymarine 4’ open array radar scanner, 12kW, 72 mile
  • Ritchie 5" Powerdamp compass
  • Simrad AP48 autopilot with remote
  • Raymarine I70S 4" Multifunction display for depth, speed and wind 
  • (2) Wema electric fuel gauges
  • ITT Jabsco searchlight controls
  • Bow & stern thruster controls (dual controls)
  • Bennett trim tab controls w/indicators
  • Dual Icom IC-M404 VHF radio w/DSC
  • Bilge pump controls w/(3) digital pump readouts
  • Teleflex hydraulic power assisted steering system
  • Fireboy fire system override controls
  • Windlass controls
  • 12V DC outlet
  • Generator “on” indicator lights
  • Metallic finish dash panels with back lighting
  • Helm cover
  • CAT backup panel for throttles & clutches
  • Yacht Controller, joystick, handheld remote & digital reader


Engine Room

  • Anti vibration mounts for engines & generators
  • 15 hp 24 volt DC proportional electric bow thruster
  • 15 hp 24 volt DC proportional electric stern thruster
  • (6) Automatic/manual bilge pumps w/"Ultra" bilge pump switches
  • Dual Head Hunter DC freshwater pumps with switch over manifold
  • 20 Gallon Raritan water heater
  • (5) Fluorescent Engine Room lights
  • 110V GFCI outlet
  • FRP flooring between engines
  • 2 1/2  stainless steel shafts
  • Dripless shaft seals
  • Site tubes for both fuel tanks
  • (2) Engine Room blowers
  • 3" Heavy duty insulation material covered w/white aluminum perforated paneling
  • Oil Exchanger oil change system for engines, transmissions & generator
  • Fireboy automatic fire suppression system with manual pull on FB
  • Air filters and air dampers on Engine Room air intakes
  • Centrek Industries gas/water separator for generator exhaust
  • Teleflex power steering system
  • Marine Air 72,000 BTU chilled water air conditioning w/(5) air handlers & (3) compressors for variable command
  •  Racor 1000 FG fuel filters for main engines
  • (1) Racor 500 filter for generator
  • 5 Step stainless steel & teak ladder to Engine Room from Aft Deck
  • (2) Engine block heaters
  • ZF 550A Transmissions w/1.97:1 reduction
  • Airsep crankcase ventilation system
  • 996 Gallon aluminum forward fuel tank
  • Oversize Groco sea strainer & sea valves for main engines
  • (1) Aluminum baffeled water tanks
  • (1) Fiberglass waste tank
  • Macerator pump for waste tank w/timer switch
  • Fiberglass wrapped single tube exhaust system 



  • 110V/220V 60 Hz AC system
  • 24V DC system
  • 20kW Northern Lights generator in sound shield
  • (3) Banks of 24 volt gel cell batteries separated by blocking diodes as follows:
  • (2) 8D's (450 ah) for house 24V, (2) 4D's (360 ah) for engine starting 24V plus (2) 24 volt batteries for bow & stern thruster (24V system)
  • DC Digital voltmeter
  • DC Digital amp meter
  • AC Digital voltmeter w/dual positions to read each leg of power
  • AC Digital amp meter w/dual positions to read each leg of power
  • Breaker protected 110 volt AC circuits
  • Breaker protected 220 volt AC circuits
  • Breaker protected DC circuits
  • Central bonding system w/shaft brushes
  • Two Battery chargers for the various battery banks
  • (2) 50 amp Glendinning cord reels w/75’ of cord each
  • Generator "on" indicator light at Flybridge Helm
  • (5) Battery shutoff switches
  • (2) Galvanic isolators
  • Port engine alternator 105 amps, 24V
  • Starboard engine alternator 105 amps, 24V
  • (3) Gang centrally located GFCI’s at main bus
  •  12 KVA transformers with manual boost control
  • Generator start/stop at main electrical panel in Lazarette/Crew Cabin
  • Water tank level indicator at main electrical panel
  • Waste tank level indicator at main electrical panel



Construction Details

The boat is a composite construction using Kevlar Hybrid materials for superior strength and puncture resistance. Six longitudinal foam stringers and 20 transverse foam stringers enclosed with stitched woven roving, reinforce the entire hull bottom.  The hull sides above the waterline are cored.  The engine stringers run from stern to bow with steel top plates for engine mounting.  The Deep (19.5 degrees) Vee Hull has been designed to ensure a vessel with excellent sea keep qualities.  Special attention has been given to a ratio between installed power, speed and fuel consumption.  Four layers of Interlux 2000E primer beneath the bottom paint.






The Neptunus 625 is custom built for a knowledgeable owner.



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.

Neptunus Yachts 8 Keefer Road St. Catharines, On Canada L2M 7N9 For Sales inquiries please contact: Jan Willem De Jong Phone: 905-937-3737 Cellular: 289-241-8164

For further information, please contact:

East Coast, Great Lakes & Eastern Canada: Jan Willem de Jong,, 289-241-8164.

West Coast and Western Canada: Brian Jervis,, 250-217-0082.

Please contact Jan Willem De Jong at 905-937-3737

Interested in this boat? Tel: 905-614-2566

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Tel: 905-614-2566
Neptunus Yachts International Inc.

8 Keefer Road
St Catharines, ON L2M 7N9

Neptunus Yachts International Inc.
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Interested in this boat? Tel: 905-614-2566