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Oyster 625 Keel and centerboard is a Offshore deck saloon cruising sailboat built by Oyster and designed by Humphreys Yacht Design. Her first hull was built in 2011 with an overall lengh of 19.37 m or 63.6 ft long and a Deck stepped mast mast configuration.

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OYSTER 625 KEEL AND CENTERBOARD Sailboat Specifications​


Overall Length (LOA) m / ft19.37 m / 63.6 ft
Builder(s)Oyster Marine Ltd.
Designer(s)Rob Humphreys
VersionKeel and centerboard
categoryOffshore deck saloon cruising sailboat
CountryUnited Kingdom
Hull TypeMonohull
First Hull Built2011
Last Hull Built2019
AppendagesCenterboard pivoting centerboard in the keel
HelmTwin helm wheels
RudderTwin spade rudders
CockpitCenter cockpit
Rigging TypeSloop Marconi 19/20
Mast LayoutDeck stepped mast
Number of Head(s)3
Freshwater Tank Capacity lt/gal1200 L / 317 gal


Overall Length (LOA) 19.37 m / 63.6 ft
Hull Length19.03 m / 62.5 ft
Waterline Length (LWL)17.24 m / 56.7 ft
Beam (width)5.44 m / 17.10 ft
Draft4.23 m / 13.11 ft
Light Displacement (MLC) 35300 kg / 77823 lb
Maximum Displacement33500 kg / 73854 lb


Critical Hull Speed10.08 knots
Capsize Screening Formula (CSF)1.71
Comfort Ratio41.92
Displacement-Length Ratio (DLR)195
Sail Area to Displacement23.17
Upwind Sail Area to Displacement21.92 m²/T / 236 ft²/T

Above Deck

Mast LayoutDeck stepped mast
Mast Height from DWL27.2 m / 89.2 ft
Rotating SparsNo
Number of Levels of Spreaders3
Spreaders AngleSwept-back
Spars ConstructionAluminum spars
Reported Sail Area235.70 m² / 2537.00 ft²
Upwind Sail Area235.9 m² / 2539 ft²

Engine Room

Engine(s)1 inboard engine
Engine(s) Power180 HP
Fuel typeDiesel
Fuel Tank Capacity1800 L / 475.5 gal

Below Deck