54 Neptunus 1999 Boat for Sale

ASKING PRICE: $199,900 Watch Price

Osage Beach, MO

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Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht cruising on a lake with waterfront condos in the background.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht cruising on open water with passengers enjoying the ride.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht cruising on a scenic lake.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht cruising on a lake with marina backdrop.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht cruising on a scenic waterway.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht with people on deck, Kansas City, MO.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht docked, covered, and for sale in Kansas City, MO.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht with illuminated name "Smithsonian," docked in Kansas City, MO.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht for sale, docked in Kansas City marina.

Yacht Photos Pics Luxurious seating area on a 1999 Neptunus 54 Hardtop Express yacht.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht interior with white seating and built-in storage.

Yacht Photos Pics Luxurious seating area on 1999 Neptunus 54 Hardtop Express yacht.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht interior with glass doors and American flag.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht docked, showcasing sleek design and spacious deck area.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht deck with blue cover, docked by the water.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht docked, featuring a covered deck and portholes.

Yacht Photos Pics Bow view of 1999 Neptunus 54 Hardtop Express yacht docked on calm water.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht docked in a covered marina.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express yacht docked with visible steps and equipment.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with plush seating and elegant decor.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with plush seating and decor.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with elegant wood cabinetry.

Yacht Photos Pics Interior of 1999 Neptunus 54 Hardtop Express yacht with elegant wood cabinetry and decor.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with elegant wood cabinetry and decor.

Yacht Photos Pics Electric fireplace in 1999 Neptunus 54 Hardtop Express yacht interior, featuring wood and gold accents.

Yacht Photos Pics 1999 Neptunus 54 Hardtop Express interior cabinet with Sony DVD player and accessories.

Yacht Photos Pics Interior view of 1999 Neptunus 54 Hardtop Express yacht with sunroof and helm.

Yacht Photos Pics Interior of 1999 Neptunus 54 Hardtop Express yacht with helm and galley.

Yacht Photos Pics Interior of 1999 Neptunus 54 Hardtop Express with blue leather seating and wood accents.

Yacht Photos Pics Luxurious blue captain's chair in 1999 Neptunus 54 Hardtop Express yacht cockpit.

Yacht Photos Pics Cockpit of 1999 Neptunus 54 Hardtop Express yacht with steering wheel and control panel.

Yacht Photos Pics Control panel of 1999 Neptunus 54 Hardtop Express yacht with navigation instruments.

Yacht Photos Pics Control panel of a 1999 Neptunus 54 Hardtop Express yacht with GPS display.

Yacht Photos Pics Garmin navigation and media display on 1999 Neptunus 54 Hardtop Express yacht.

Yacht Photos Pics Interior view of 1999 Neptunus 54 Hardtop Express yacht kitchen area.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with elegant seating and kitchen area.

Yacht Photos Pics Luxurious wooden interior of 1999 Neptunus 54 Hardtop Express yacht kitchen area.

Yacht Photos Pics Luxurious kitchen interior of 1999 Neptunus 54 Hardtop Express yacht with wooden cabinetry.

Yacht Photos Pics Luxurious 1999 Neptunus 54 Hardtop Express yacht kitchen with open fridge and wooden cabinetry.

Yacht Photos Pics Luxurious cabin interior of 1999 Neptunus 54 Hardtop Express yacht.

Yacht Photos Pics Luxurious cabin interior of 1999 Neptunus 54 Hardtop Express yacht with wood paneling.

Yacht Photos Pics Open wooden cabinet on 1999 Neptunus 54 Hardtop Express with fire extinguisher inside.

Yacht Photos Pics Luxurious bathroom in 1999 Neptunus 54 Hardtop Express yacht with shower and sink.

Yacht Photos Pics Luxurious bathroom in 1999 Neptunus 54 Hardtop Express yacht with shower and elegant decor.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with TV and elegant decor.

Yacht Photos Pics Interior of 1999 Neptunus 54 Hardtop Express yacht with cozy cabin and modern amenities.

Yacht Photos Pics Luxurious cabin interior of 1999 Neptunus 54 Hardtop Express yacht with cozy bedding.

Yacht Photos Pics Luxurious interior of 1999 Neptunus 54 Hardtop Express yacht with elegant furnishings.

Yacht Photos Pics Cozy bedroom interior of 1999 Neptunus 54 Hardtop Express yacht with elegant bedding.

Yacht Photos Pics Luxurious bathroom in 1999 Neptunus 54 Hardtop Express yacht with elegant decor and amenities.

Yacht Photos Pics Luxurious bathroom interior of 1999 Neptunus 54 Hardtop Express yacht with gold accents.

Yacht Photos Pics Malber WD 800 washer and dryer inside Neptunus 54 Hardtop Express yacht, 1999 model.

Yacht Photos Pics Electrical panel of a 1999 Neptunus 54 Hardtop Express yacht, showing switches and indicators.

Yacht Photos Pics Storage compartment of a 1999 Neptunus 54 Hardtop Express with boating equipment and accessories.

Yacht Photos Pics Storage area in a 1999 Neptunus 54 Hardtop Express with various boating equipment.

Yacht Photos Pics Engine room of 1999 Neptunus 54 Hardtop Express with Detroit Diesel engines.

Yacht Photos Pics Engine room of 1999 Neptunus 54 Hardtop Express with Detroit Diesel engine.

Yacht Photos Pics Engine room of 1999 Neptunus 54 Hardtop Express with visible machinery and equipment.

Yacht Photos Pics Engine room of 1999 Neptunus 54 Hardtop Express with Detroit Diesel marine engine.

Yacht Photos Pics Engine room of 1999 Neptunus 54 Hardtop Express yacht, featuring Detroit Diesel Marine Power.

Yacht Photos Pics Westerbeke engine hour meter showing 2384.3 hours on a 1999 Neptunus 54 Hardtop Express.

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Off Market

Last updated Oct 27, 2025

54' Neptunus 1999

1999 Neptunas 54 Hardtop Express

Engines: Twin Detroit Diesels DD5112ACT 625 HP each, 1500 hours

Generator: Westerbeke with sound shield, 2,384 hours

Beautiful lines on this unique closed cockpit express cruiser
Two Heads, Two Private Staterooms
Bow Thruster, Diesel Engines, Low Hours
Extremely Clean and Cherry Wood Throughout
TONS of Room for Entertaining
A “must see to appreciate boat.”

LOA: 54’6

Beam: 15’05

Weight: 40,000

Fuel Cap: 680 gallons

Fresh Water Cap: 133 gallons

Holding Tank Cap: 65 gallons

Accommodations: Well-appointed private forward suite with queen size “island bed”, head with electric toilet and separate shower, ample storage, cedar lined closets and TV/VCR combo. Private master aft cabin with queen size island bed, private head with electric toilet and separate shower. Large salon area with sofa, flatscreen TV, updated flooring throughout cabin and cockpit.

Galley: 4 Burner electric range, microwave, oven, side by side refrigerator/freezer, sink, beautiful wood cabinetry, ample storage

Elec/Mech: Bow thruster, Upgraded Fusion headunit and Bluave speakers by Waves and Wheels, A/C-Heat unit (new) for cabin and cockpit, washer/dryer combo, electric fireplace, retractable cockpit sunroof, anchor windlass, Garmin touchscreen GPS, depth finder, trim tabs, VHF, halon, and battery charger.

Deck/Hull: Anchor, dock power, compass, spotlight, windshield wipers, shore water, wet bar, sunpad, swimplatform, hardtop, large steps to foredeck, sea dek and new flooring throughout cockpit and cabin.

Canvas: Aft canvas enclosure

Denison Yachting - San Francisco is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Ozark Yachts & Motorsports.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.