Giles 38 Information, Review, Specs

Make
Giles
Model
38
Builder
Moody's / P.P. Marine Sales
Designer
Laurent Giles
Number Built
Production Year(s)
1972 - ??

Designed by the legendary Jack Laurent Giles in 1971, the Giles 38 stands as a definitive example of the "heavyweight" offshore cruiser. Emerging from an era when seaworthiness was prioritized over marina-friendly beam, this design was intended for serious passage-making rather than coastal day-sailing. The hull was originally moulded in GRP by Blondecell Mouldings in Lymington, England, often to Lloyds 100A1 classification. Because many of these hulls were sold for professional or high-level amateur fit-out, the Giles 38 remains a vessel of diverse internal finishes, though the underlying naval architecture remains consistent.

The design is historically significant for its evolution; after a limited production run, the lines were slightly modified with a short counter stern to become the Bowman 40, which went on to achieve significant acclaim. While the Giles 38 features a traditional vertical transom, it shares the same robust DNA as its successor, making it a "best-kept secret" for sailors seeking a world-class hull without the premium price tag of later production variants.

Sailing Performance & Handling

The Giles 38 is characterized by its heavy displacement and traditional long keel with a cutaway forefoot and a transom-hung rudder. With a displacement-to-length ratio nearing 380, it is a formidable blue-water vessel that excels in heavy weather. Performance at sea is described as exceptionally steady; the long keel provides excellent directional stability, allowing the boat to track well even in confused seas. This is a boat that "looks after its crew," according to archival reviews from Yachting Monthly, offering a soft motion and high righting capability if knocked down.

However, its heavy displacement (approximately 23,500 lbs) means it can be underpowered in light winds. The sail area-to-displacement ratio of roughly 14.5 suggests that she requires a healthy breeze to find her stride. Once powered up, she is a powerful cutter or masthead sloop that maintains momentum through waves that would stop lighter, modern yachts. Owners often note that while she isn't a "greyhound" of the racing circuit, her ability to maintain a consistent 6-7 knot average speed across various sea states makes her a superior passage-maker for long-distance cruising.

Interior Comfort & Variations

The interior of the Giles 38 was designed with the philosophy of "sea berths first." Unlike modern charter boats with wide open saloons, the Giles 38 features a deep-bodied, relatively narrow hull that creates a secure environment in heavy weather. Most layouts include a dedicated sea-going galley, a large outward-facing chart table—often situated immediately forward of a quarter berth for easy communication with the helm—and a central saloon with settee berths.

Because Blondecell supplied hulls to various yards and individuals, the fit-out quality can range from basic to world-class. Professional fit-outs by yards like Moodys or Rossiters often feature rich teak or Iroko joinery. According to detailed listings from Wooden Ships, some versions were even built in edge-glued Iroko strip-plank construction, providing a stiff and aesthetically stunning alternative to the GRP standard. Variations in the heads compartment and forecabin are common, though most maintain a traditional V-berth arrangement forward.

The Giles 38 maintains a niche but prestigious reputation among dedicated offshore sailors. It is famously cited by Peter Foerthmann of Windpilot as the "logical tip of the pyramid" for sailors who appreciate the robustness and simplicity of the square-stern, long-keel design. Foerthmann places the Giles 38 in the same elite category as the Rustler 36, noting its suitability for the world’s most demanding self-steering conditions.

Known Issues & Buyer’s Checklist

Prospective buyers must approach the Giles 38 with a meticulous eye for the specific fit-out and maintenance history, as these boats were rarely identical "off-the-shelf" products.

  • Fit-Out Quality: Examine the electrical and plumbing systems closely. While the Blondecell hull mouldings were exceptional, amateur-finished yachts may have inconsistent wiring standards compared to professionally fitted examples.
  • Deck and Core: Many Giles 38s were fitted with teak-laid decks. On yachts of this age, moisture ingress in the balsa or foam deck core—particularly around stanchion bases—is a common and expensive issue to rectify.
  • Engine Maintenance: Original builds often featured the Mercedes OM636 or similar heavy diesels. While reliable, parts are becoming scarce. Check for newer repowers, such as the Yanmar 4JH series, which are common in well-maintained examples.
  • Rudder and Pintles: The transom-hung rudder is a robust design, but the large pintles and gudgeons are subject to significant wear over decades of use. Check for excessive "play" in the rudder movement.
  • Keel Encapsulation: The ballast (typically lead) is encapsulated within the GRP keel. Inspect for any signs of "star cracking" or impact damage at the base of the keel which could lead to water ingress into the laminate.

Community & Resources

Technical support for the Giles 38 is largely managed through the Laurent Giles Archive, which holds the original plans and design notes for the design (Project No. 642). This resource is invaluable for owners undertaking structural restorations or significant rig modifications.

The Verdict

The Giles 38 is a quintessential "sailor’s sailboat," designed for those who value safety and comfort at sea over interior volume and light-air agility.

Pros:

  • Exceptional heavy-weather stability and sea-kindliness.
  • Massive strength in the Blondecell GRP hull or strip-planked timber versions.
  • Proven blue-water pedigree, often outperforming modern designs in offshore conditions.
  • Traditional, timeless aesthetics that command respect in any harbor.

Cons:

  • Relatively sluggish performance in light air and downwind in moderate breezes.
  • Interior volume is significantly less than modern 38-footers.
  • Variability in fit-out quality requires a rigorous pre-purchase survey.
  • Draft and long-keel configuration can make close-quarters maneuvering in reverse challenging.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Full
Rudder
1x Transom-Hung
Ballast
-
Displacement
24185 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
38.83 ft
Waterline Length (LWL)
30.58 ft
Beam
11 ft
Draft
5.33 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
754 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
14.42
Ballast / Displacement Ratio
Displacement / Length Ratio (D/L) Ratio
377.56
Comfort Ratio
46.38
Capsize Screening Formula
1.52
Hull Speed
7.41 kn