1974 Doggersbank 63 Boat in Seattle, WA US
Built in 1974
63
1 Engine (Caterpillar)
63 feet
Diesel
--
1974 Doggersbank 19.2 - CONSTANT
Seattle, Washington
$695,000
Steel Offshore Expedition Yacht
3,500 NM Range | Proven Ocean Cruiser | Dutch-Built
Video Tour
Before diving into the details, watch this walkthrough to understand why the Doggersbank platform is one of the most respected long-range cruising yachts ever built.
This video illustrates the engineering philosophy, construction quality, and offshore capability that define the Doggersbank line.
A True Dutch Offshore Yacht
Designed by Dick Boon of Vripack and built in Holland by Jongert, CONSTANT is properly described by the builders as a Doggersbank 19.2 (19.20 meters).
Doggersbanks are renowned for combining:
• Commercial-grade construction
• Exceptional seakeeping
• Long-range cruising capability
• Mechanical simplicity and reliability
Constructed with Corten steel plating and conservative North Sea scantlings, CONSTANT reflects a design philosophy centered on safety, efficiency, and offshore durability.
Key design features include:
• Deep forefoot
• Full-length keel
• Round bilges
• Hydraulic stabilizers
• Canoe stern
• Becker articulated rudder
The result is a true displacement expedition yacht capable of crossing oceans comfortably and safely.
Hull & Offshore Design
Recent haul-out and yard work include:
• Anti-fouling bottom paint
• Boot-top paint
• Propspeed coating applied to running gear
These images illustrate the fundamental Doggersbank design elements:
• Full-length keel
• Becker articulated rudder
• Naiad hydraulic stabilizers
• Heavy displacement offshore hull form
This configuration provides exceptional tracking, stability, and efficiency during long offshore passages.
Deck Equipment & Ground Tackle
Windlass: Lofrans Titan B (24V)
Anchors
• (2) 220 lb stainless steel anchors
• Fortress FX-55 aluminum anchor
Chain
• 1/2" high-test galvanized chain
• 145' port rode
• 365' starboard rode
The vessel carries serious anchoring equipment appropriate for remote cruising and extended time at anchor.
Machinery & Systems
Main Engine
Caterpillar 3408 diesel
365 HP @ 1,800 RPM
Installed: 1981
Engine Hours: ~6,700 hours (March 2026)
Transmission: Caterpillar 7211 (4.48:1)
Propellers
• 5-blade bronze propeller (39" pitch)
• Spare 3-blade bronze propeller included
Major Engine Service (October 2024)
Performed by Radtke Marine Inc., Seattle
• Turbocharger replacement
• Seawater pump replacement
• Cooling circulation pump replacement
• Rear exhaust manifold replacement
• New stainless wet exhaust silencer
Documented investment: $45,000+
Generator
Northern Lights 16 kW diesel generator
~4,300 hours
120/240V AC output
Electrical & Energy
24V DC system
Magnum MS4024 inverter/charger (4,000W)
50A / 240V shore power with isolation transformer
Redundant 50/60 Hz AC transformers
Professional Mariner corrosion monitoring system
Tankage & Offshore Range
Fuel capacity: 2,700 gallons
Fresh water: 1,200 gallons
Watermaker: Village Marine LW-200 (~8.3 GPH)
Cruising Profile
Cruise speed: ~8.5 knots
Hull speed: ~9.6 knots
Estimated range: ~3,500 nautical miles
This tankage and efficiency allow CONSTANT to cruise far beyond normal marina-to-marina operation.
Navigation & Electronics
Simrad NSS EVO2 navigation system
Simrad AP48 autopilot
Furuno SC-702 satellite compass
Garmin GPSMAP 4208 backup plotter
Additional systems include:
• Radar
• AIS
• Multiple VHF radios
• EPIRB
• Satellite phone
• Engine room CCTV
• Redundant compasses
• Manual steering override
Connectivity
Starlink satellite internet system installed, providing reliable connectivity while cruising remote areas.
Tender & Exploration Skiff
Included with the vessel:
14' Rendova skiff
Powered by:
50 HP Honda outboard
Ideal for:
• Shore exploration
• Diving
• Fishing
• Remote anchorage access
Interior & Accommodations
CONSTANT's interior reflects the priorities of serious cruising yachts: durability, warmth, and practical layout for extended living aboard.
European craftsmanship is evident throughout with:
• Solid joinery
• Well-fitted cabinetry
• Excellent ventilation
• Comfortable sea-kindly layout
Pilothouse
A true operational pilothouse designed for passagemaking.
• Centerline helm station
• Excellent forward visibility
• Port & starboard watertight doors
• Raised bench seating with table
• Direct access to side decks
Main Salon
Comfortable and inviting while remaining secure underway.
• Built-in upholstered settees
• Custom cabinetry
• Large windows for natural light
• Soapstone wood-burning cabin heater
• Direct access to aft deck
• Forced-air heating system
Galley & Dining
Located low in the vessel for comfort while underway.
Galley Features
• Dickinson 4-burner LPG stove with oven
• Double stainless sinks
• Refrigerator (~10 cu ft)
• Freezer (~12 cu ft)
• Two Copeland refrigeration compressors
• Extensive storage
Dining Area
• Extendable dining table
• Built-in cabinetry and provisions storage
Stateroom Layout
Three stateroom layout with two heads.
Owner's Stateroom (Port Aft)
• Queen berth
• Private ensuite head
• Tub with enclosed shower
• Extensive cabinetry
Starboard Aft Cabin
• Single berth
• Ideal guest cabin or ship's office
Forward Guest Cabins
• Upper and lower berths
• Built-in lockers
Cruising History
CONSTANT's reputation is based on real voyages, not marketing.
After early ownership in Europe, the vessel crossed the Atlantic and entered the Pacific, establishing herself as a serious offshore cruising yacht.
She has cruised extensively throughout:
• Southeast Alaska
• The Inside Passage
• Vancouver Island
• Remote British Columbia coastlines
• Alaska fjords and anchorages
In 2021 the vessel entered new stewardship under her fourth owners, who have continued careful maintenance and cruising.
Most recently the owners completed an extended voyage to Mexico and the Sea of Cortez (2024-2025) covering approximately 5,000 offshore miles round trip.
This voyage further demonstrates CONSTANT's continued capability as a long-range expedition yacht.
A Rare Opportunity
Doggersbanks are widely respected among serious cruisers as some of the most capable displacement yachts ever built.
CONSTANT represents a rare opportunity to acquire:
• A proven Dutch offshore design
• A vessel with documented ocean cruising history
• A yacht that continues to be actively maintained and upgraded
For owners seeking a platform capable of exploring Alaska, Mexico, or beyond, CONSTANT offers an exceptional combination of pedigree, range, and capability.
Price History
| Date | Event | Price |
|---|---|---|
| 7/10/26 | Initial price | $695,000 |
1974 Doggersbank 63 Video Tours
Overview from around the web 1974 Doggersbank 63
The 1974 Doggersbank 63 has garnered positive feedback from customers who appreciate its classic design and sturdy construction
Many owners highlight the boat's seaworthiness, citing its capability to handle rough waters with ease, making it a reliable choice for long voyages. The spacious interior and thoughtful layout are frequently praised, with users noting the comfortable living areas and ample storage that enhance long-term cruising experiences. Customers also mention the quality of craftsmanship, emphasizing the attention to detail and the durability of materials used in the build. The generous deck space allows for enjoyable outdoor activities, while the well-appointed galley is appreciated for its functionality. Overall, the Doggersbank 63 remains a beloved model among boating enthusiasts, particularly for those seeking a blend of classic charm and practicality in their maritime adventures.
The Biggest Pros and Cons
Doggersbank 63 (1974) Overview: The Doggersbank 63 is a classic motor yacht that embodies a blend of timeless design and functional performance. Known for its seaworthiness and spacious interior, this vessel has gained a reputation among boating enthusiasts. Below are some pros and cons of the 1974 Doggersbank 63.
Pros
Robust Construction: The Doggersbank 63 is built with high-quality materials, making it durable and capable of handling various sea conditions. Its solid fiberglass hull ensures longevity and stability.
Spacious Interior: With a well-designed layout, the interior of the Doggersbank 63 offers generous living space. It typically includes multiple cabins, a salon, and a galley, making it comfortable for extended cruising.
Seaworthiness: This yacht is recognized for its excellent seaworthiness, making it suitable for long voyages. Its design allows for smooth navigation in both coastal and offshore waters.
Classic Aesthetic: The Doggersbank 63 features a timeless design that appeals to traditionalists. The elegant lines of the yacht, combined with its classic wooden finishes, create an inviting atmosphere.
Versatile Usage: Ideal for both leisurely cruising and serious voyages, this model can accommodate families and groups alike. It’s perfect for weekend getaways or longer trips.
Cons
Older Technology: Being a vessel from 1974, the Doggersbank 63 may lack the modern technological advancements found in newer boats. Updates may be necessary to enhance navigation and communication systems.
Maintenance Needs: Older yachts often require more maintenance and care. Potential buyers should be prepared to invest in upkeep, including mechanical systems and cosmetic upgrades.
Fuel Efficiency: While the boat is known for its performance, older engines may not compare favorably in terms of fuel efficiency with newer models, leading to higher operational costs.
Limited Speed: The focus on comfort and seaworthiness may come at the expense of top speed. While it is reliable, it may not satisfy those looking for high-speed capabilities.
Availability of Parts: Depending on the condition and specific components of the boat, sourcing replacement parts for a 1974 model could be challenging.
Made For
The 1974 Doggersbank 63 is an ideal choice for those seeking a classic and sturdy motor yacht that combines timeless design with functionality. This vessel is perfect for seasoned sailors, families, or couples who appreciate the charm of traditional nautical craftsmanship and the reliability of a well-built boat. Fishermen will find the Doggersbank 63 particularly appealing, thanks to its spacious deck and robust construction, which allows for exploration in various marine environments. Its ample living quarters also make it suitable for extended cruising trips, whether for leisurely adventures or serious voyages. This yacht is well-suited for enthusiasts who enjoy entertaining guests, with plenty of room for social gatherings and a comfortable interior. Its classic lines and solid performance on the water cater to those who value both aesthetics and capability. Whether you are looking to relax on weekends, embark on long-distance journeys, or simply appreciate a piece of maritime heritage, the Doggersbank 63 offers a versatile platform that will cater to diverse boating needs and desires.
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 1974 Doggersbank 63 | |||||
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| $695,000 | $695,000 | $685,000 | $875,000 | $195,000 | $140,000 |
| Seattle | Seattle | Seattle | Seattle | Stanwood | Anacortes |
| 63' | 63' | 47' | 102' | 40' | 42' |
| Caterpillar | Caterpillar | Cummins | Detroit Diesels | Volvo | Ford |
| 365 hp | 365 hp | 660 hp | 1080 hp | 430 hp | 135 hp |
| 1 | 193 | 891 | 331 | 123 | 5 |
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Contact WS Yacht Brokers about 1974 Doggersbank 63
909 N Tomahawk Island Dr #104, Portland, OR, 97217
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