The Promenade 72, designed by Ernesto Quaranta and built by SIBMA Navale Italiana, represents a pivotal era in Italian series boatbuilding. Launched during a period when the shipyard was refining its expertise in marine plywood construction, the Promenade was conceived as a versatile, "people's cruiser" that combined the performance of a chined hull with the accessibility of a trailerable family boat. At approximately 7.2 meters (roughly 23.6 feet), the vessel reflects the builder's philosophy of using high-quality Okoumé plywood to create lightweight, rigid structures that could outperform heavier fiberglass contemporaries of the 1960s and 70s. As documented by the shipyard’s own historical archives at Sibma Navale, the Promenade was one of the cornerstone designs that established Ernesto Quaranta’s reputation for practical, seaworthy naval architecture before the company transitioned toward its modern role as a premier restoration house for vintage yachts.
Promenade 72 Information, Review, Specs

- Make
- Promenade
- Model
- 72
- Builder
- Sibma Navale Italiana
- Designer
- Ernesto Quaranta
- Number Built
- Production Year(s)
- 1972 - ??
Sailing Performance & Handling
The Promenade 72 is characterized by its hard-chine hull, a design choice necessitated by plywood construction but utilized by Quaranta to maximize stability and "planing" potential on a reach. Unlike the rounded hulls of traditional timber boats, the sharp chines of the Promenade provide a significant amount of form stability, allowing the boat to remain relatively flat in moderate breezes. This makes it an approachable platform for coastal cruising, particularly in the lighter air typically found along the Ligurian coast.
The boat's Displacement/Length ratio is notably low, a byproduct of its timber-composite construction. When paired with a generous Bermudan sloop rig, the Promenade 72 exhibits "spritely" performance, accelerating quickly in puffs. According to historical retrospectives on the builder's "EM" series (which includes the closely related EM 7), these boats track well upwind due to a deep fin keel, though they require active trimming to manage the helm balance as the wind increases. Because the hull is light, it does not carry the same momentum through a heavy chop as a heavy-displacement cruiser, often resulting in a "lively" motion that provides immediate feedback to the helmsman.
Interior Comfort & Variations
For a vessel of its size, the Promenade 72 offers a surprisingly functional cabin, though it adheres to the "micro-cruiser" standards of the 1970s. The interior typically features a classic four-berth layout: a V-berth forward and two settee berths in the main salon. The use of mahogany and marine plywood throughout the interior gives the boat a warmth and "shippy" feel that is often absent in modern production boats of this class.
The shipyard produced several iterations of this hull form. While the Promenade was the standard cruiser, the shipyard also developed the EM 7 and the larger EM 24 and EM 25 siblings. The EM 7 shared the 7-meter DNA but was often optimized with different cabin profiles or interior finishes depending on the year of production. The Promenade 72 remains the more "civilized" of the variants, frequently equipped with a small sliding galley and a concealed chemical toilet to accommodate weekend coastal hops. Headroom is restricted by the low-profile coachroof, which was designed to maintain a sleek, aesthetic line and keep the center of gravity low.
Popular Mentions & Media
The Promenade and its SIBMA stablemates have gained a second life in the 21st century as "Classic Boats." The model has been featured in European maritime publications like Vela e Motore and Bolina during retrospectives on Italian plywood boatbuilding history. More recently, the SIBMA shipyard’s reputation was bolstered when their restoration work and historic designs were recognized at the Classic Boat Awards, an event that highlights the enduring legacy of Ernesto Quaranta’s designs within the international sailing community.
Known Issues & Buyer’s Checklist
Purchasing a Promenade 72 requires a specialized approach due to its wooden construction. Prospective buyers should prioritize the following technical areas:
- Chine Joint Integrity: The "corners" where the plywood panels meet are the most vulnerable points. Inspect the fiberglass taping (if applied) or the epoxy fillets for any signs of cracking or water ingress, which can lead to localized rot.
- Deck and Coachroof Delamination: Plywood decks can develop "soft spots" if the paint or non-skid coating has been compromised. Check around stanchion bases and the mast step for any signs of compression or "sponginess."
- Keel Bolt Backing Plates: Given the age of these vessels, the wooden floors (structural ribs) supporting the keel bolts should be checked for moisture and compression. If the wood has softened, the keel may lose its structural rigidity.
- Rudder Blade and Pintles: The rudders on these models were often made of solid timber or laminated plywood. Check for "wicking" at the bottom of the blade and ensure the stainless steel hardware hasn't developed play within the transom.
Community & Resources
Owners of the Promenade 72 are supported by the ongoing presence of Sibma Navale Italiana, which remains an active shipyard in Dolcedo under the leadership of Mario Quaranta. Unlike many defunct builders from the 1970s, SIBMA provides a direct link to the original design specifications and can offer expert guidance on the restoration of their legacy models. Owners also frequently congregate in vintage sailing associations in Italy, where SIBMA-built boats are celebrated as icons of the "Made in Italy" maritime tradition.
The Verdict
The Promenade 72 is an elegant, historically significant micro-cruiser that offers a much higher level of craftsmanship and performance than the mass-produced fiberglass boats of its era. It is best suited for an enthusiast who appreciates the aesthetic of wood and is willing to commit to the maintenance required to preserve it.
Pros:
- Excellent light-air performance and responsiveness.
- Timeless aesthetic with a warm, traditional wooden interior.
- High build quality from a shipyard that remains a leader in wooden boat restoration.
- Strong sense of community and historical provenance.
Cons:
- Requires more frequent painting and sealing than fiberglass hulls.
- Limited headroom and interior volume for extended cruising.
- Vulnerable to rot if the protective coatings are not meticulously maintained.
Measurements
Construction & Hull
- Construction Material
- Fiberglass (Plywood Core)
- Hull Type
- Monohull Sailboat
- Keel Type
- Wing
- Rudder
- 1x —
- Ballast
- -
- Displacement
- 1451 lbs
- Water Capacity
- -
- Fuel Capacity
- -
Dimensions
- Length Overall (LOA)
- 19.62 ft
- Waterline Length (LWL)
- 15.09 ft
- Beam
- 7.22 ft
- Draft
- 3.94 ft
- Max Headroom
- -
- Air Draft
- -
Rig & Sails
- Rig Type
- Fractional Sloop
- P (Main Luff)
- -
- E (Main Foot)
- -
- I (Foretriangle Height)
- -
- J (Foretriangle Base)
- -
- Forestay Length (est)
- -
- Sail Area
- 137 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 17.1
- Ballast / Displacement Ratio
- —
- Displacement / Length Ratio (D/L) Ratio
- 188.52
- Comfort Ratio
- 9.79
- Capsize Screening Formula
- 2.55
- Hull Speed
- 5.21 kn