Swan 55-S&S-1970 Yawl Information, Review, Specs

Boat drawing
Make
Model
Number Built
16
Production Year(s)
1970 - 1974

The Nautor's Swan 55-S&S-1970 Yawl stands as a quintessential example of a luxury bluewater cruiser-racer, conceived during an era when Nautor's Swan was forging its reputation for uncompromising quality and exceptional performance. Designed by the legendary American naval architecture firm Sparkman & Stephens, this yacht embodies the harmonious blend of robust construction and elegant lines for which early Swans are celebrated. Launched as a formidable offshore vessel, she was designed to offer both spirited sailing capabilities and comfortable, secure passage-making for discerning owners.

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The Swan 55-S&S-1970 Yawl was in production from 1970 to 1974. During this period, Nautor's Swan, founded by Pekka Koskenkyla in 1966, was at the forefront of building high-quality, high-performance sailing yachts, pioneering the use of fiberglass in hull construction. The builder's ethos centered on combining traditional Finnish craftsmanship with modern materials and design principles, a commitment evident in the enduring quality of their early vessels.

Sparkman & Stephens, known for their successful racing and cruising designs, conceived the Swan 55 as a true cruiser-racer, emphasizing proper bluewater capabilities and a balance of performance and comfort. Notably, the "Swan 55" designation typically refers to this yawl version, with seven of the sixteen hulls built in this configuration. A sloop version with a reverse transom, closely related in design, was known as the Swan 53 or Palmer Johnson 53. This design philosophy aimed to create yachts capable of long-distance voyaging while still being rewarding to sail.

Sailing Performance and Handling

The Swan 55-S&S-1970 Yawl's specifications point to a yacht built for serious offshore work. With a sail area to displacement ratio of approximately 15.03, she is designed to be powerful in a breeze rather than a light-air ghoster, indicative of a yacht intended for reliable performance across a range of conditions. Her ballast to displacement ratio of around 37.3% contributes to good stability, allowing her to stand up to significant wind pressures. The displacement to length ratio, a substantial 357.77, signifies a heavy-displacement vessel, ensuring a comfortable and forgiving motion in a seaway, a hallmark of a robust bluewater cruiser.

Anecdotal evidence from owners and marine journalists consistently praises the S&S yawl for its "exceptional sailing performance combined with comfort and ease of handling." She is often described as a "pleasant yacht to sail, easy to handle and cruise," underscoring her balanced design and inherent seaworthiness. Her traditional full keel (fin keel, as per data) and skeg-hung rudder further contribute to a powerful helm and predictable behavior, characteristics highly valued in an ocean-going yacht.

Accommodations and Layout

While specific original interior layouts can vary between individual yachts, the Sparkman & Stephens Swan 55 was designed with interior arrangements playing a fundamental role for proper bluewater cruising. The interiors of classic Nautor's Swan yachts are renowned for their refined luxury, reflecting Finnish craftsmanship and a design philosophy that considers extended time aboard.

Typically, a yacht of this size and vintage from Nautor would feature a robust, seakindly interior, utilizing high-quality joinery, often in teak or mahogany, to create a warm and inviting atmosphere. Accommodations would generally include a comfortable V-berth forward, a main salon with settees and a dining area, a well-equipped galley designed for offshore cooking, a navigation station, and private cabins, often aft or in various configurations. Ample storage for provisions and gear would be integrated throughout the vessel, critical for long voyages. Ventilation would be provided by deck hatches and ports, contributing to a comfortable living space even in warmer climates. The emphasis was on practical elegance and durability, ensuring the interior could withstand the rigors of ocean sailing while providing a luxurious retreat.

Owner's Perspectives

Owners of the original Sparkman & Stephens Swan 55 consistently highlight the yacht's enduring build quality and its capabilities as a genuine bluewater vessel. For instance, the Swan 55 Galiana, built in 1970, demonstrated its prowess by participating in the 2023 Ocean Globe Race, with owners praising the S&S yawl for its "exceptional sailing performance combined with comfort and ease of handling." This sentiment reflects the collective view that these yachts are solid, reliable, and capable of undertaking significant offshore passages with confidence. The robust construction and thoughtful design from the S&S era mean that, despite their age, well-maintained Swan 55s continue to be highly regarded by those who appreciate classic yachts built for the sea. While common maintenance challenges exist with any vessel of this vintage, the fundamental integrity of the S&S Swan 55 design and construction remains a frequently cited strength.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
17000 lbs (Lead)
Displacement
45600 lbs
Water Capacity
-
Fuel Capacity
-

Engine

Engine Make
Volvo Penta
Engine Model
MD21
Engine Type
Engine HP
61
Engine Count
1
Drive Type
Fuel Type
Diesel
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Yawl
P (Main Luff)
55.5 ft
E (Main Foot)
20.5 ft
I (Foretriangle Height)
61.5 ft
J (Foretriangle Base)
20.5 ft
Forestay Length (est)
64.83 ft
Main Sail Area
568.88 sqft
Foretriangle Sail Area
630.38 sqft
Total Sail Area (Reported)
1344 sqft
Total Sail Area (Calc)
1199.25 sqft

Dimensions

LOA
55.25 ft
LWL
38.48 ft
Beam
14.21 ft
Draft
8 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
8.31 kn
Pounds per Inch Immersion
1