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Gib Sea 372 Deep draft is a Offshore cruising sailboat built by Gibert Marine and designed by Joubert Nivelt Design. Her first hull was built in 1987 with an overall lengh of 11.45 m or 37.7 ft long and a Deck stepped mast mast configuration.

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GIB SEA 372 DEEP DRAFT Sailboat Specifications​


Overall Length (LOA) m / ft11.45 m / 37.7 ft
Builder(s)Gilbert Marine
Designer(s)Joubert Nivelt Design
VersionDeep draft
categoryOffshore cruising sailboat
Hull TypeMonohull
Number of Hulls Built116
First Hull Built1987
Last Hull Built1992
AppendagesKeel fin without bulb
HelmSingle tiller (helm wheel in option)
RudderSingle semi-spade rudder
CockpitClosed aft cockpit
Ballast TypeCast iron
Rigging TypeSloop Marconi masthead
Mast LayoutDeck stepped mast
Number of Head(s)1
Freshwater Tank Capacity lt/gal320 L / 84.5 gal
Ballast Ratio0.31


Overall Length (LOA) 11.45 m / 37.7 ft
Hull Length10.9 m / 35.10 ft
Waterline Length (LWL)9.62 m / 31.7 ft
Beam (width)3.65 m / 12 ft
Waterline Beam Width3.1 m / 10.2 ft
Maximum Transverse Section1.38 m² / 15 ft²
Draft1.87 m / 6.1 ft
Wetted Area28.75 m² / 309 ft²
Fore Freeboard1.3 m / 4.4 ft
Mid-Ship Freeboard1.07 / 3.6 ft
Light Displacement (MLC) 6150 kg / 13558 lb
Maximum Displacement7300 kg / 16094 lb
Ballast Weight1900 kg / 4189 lb


Critical Hull Speed7.53 knots
Displacement-Length Ratio (DLR)196
Ballast Ratio0.31
Upwind Sail Area to Displacement20.81 m²/T / 224 ft²/T
Downwind Sail Area to Displacement33.87 m²/T / 365 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Mast Height from DWL15.04 m / 49.4 ft
Rotating SparsNo
Number of Levels of Spreaders2
Spreaders Angle0 °
Spars ConstructionAluminum spars
Upwind Sail Area69.85 m² / 752 ft²
Downwind Sail Area113.7 m² / 1224 ft²
Mainsail Area25.7 m² / 277 ft²
Genoa Area44.15 m² / 475 ft²
I44.4 ft * 13.5 m
J13.1 ft * 4 m
P39.5 ft * 12 m
E12.10 ft * 3.9 m

Engine Room

Engine(s)1 inboard engine
Engine(s) Power27 HP
Fuel typeDiesel
Fuel Tank Capacity80 L / 21.1 gal

Below Deck

Maximum Headroom6.6 ft * 1.97 m
Head Headroom6 ft * 1.83 m
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