BoatsOyster 655

Oyster 655

Cutter · Fin w/bulb & Spade Rudder · First built 2009

A Rob Humphreys-designed cutter built for high-performance bluewater cruising with a powerful sail area-to-displacement ratio

Designed by Rob Humphreys.

LOA
Beam
Draft (max)
Displacement
Hull type
Fin w/bulb & Spade Rudder

Is it for you?

Character

Where this design lands on the numbers a shopper trusts — read straight from her own ratios.

LivelySea-kindly

Her light displacement on a narrow beam gives 44 — a heavy, notably soft motion offshore.

Comfort ratio 44
CoastalBluewater

At 1.68 she sits well under the 2.0 line — a solidly ocean-capable hull for her size.

Capsize screening 1.68
LightHeavy

172 — light for her waterline, so she is easily driven and quick to accelerate.

Displacement / length 172
EasygoingPowered-up

21.5 — plenty of sail for her weight; lively and quick to respond.

Sail area / displacement 21.5

A capable offshore cruiser with an easy motion when the sea gets up.

  • Heavier than ~96% of boats her size on file
  • Draws more than ~86% of boats her size on file
  • Beamier than ~97% of boats her size on file

Compared with 439 boats of the same type within a quarter of her length.

The record

Full specifications

The complete reference set — tap any figure to switch between metric and imperial.

Dimensions
Weights
Rig & sail area
Rig
Cutter
Ratios
SA / displacement
21.5
Displacement / length
171.7
Comfort ratio
44.1
Capsize screening
1.68
Hull speed
10.4 kn
Pounds / inch immersion
3999
Hull
Hull type
Fin w/bulb & spade rudder
Construction
Fiberglass
Ballast type
Lead
Production
Years built
First built 2009
Designer
Rob Humphreys
Builder
Oyster Marine Ltd, Landamores Yacht Builders

Boats like this, on the water

Nobody has filmed this one — but these are close.

Comparable boats the fleet has on camera: same type, within a quarter of her length. Open the boat, or watch the video — a timestamp means she only appears in passing.

Hallberg-Rassy 6922.22 mSame hull family2.3 m longerA German Frers-designed flagship featuring a fractional rig and dual rudders, built for high-comfort blue water cruising
Swan 7623.26 mSame hull family3.3 m longerA Sparkman & Stephens masthead ketch built by Swan, offering a heavy-displacement, stable platform for blue-water cruising
Oyster 6820.57 mSame hull family0.6 m longerA Holman & Pye designed cutter built for serious blue-water passage making with a stable, skeg-mounted rudder
Hallberg-Rassy 5718.44 mSame hull family1.5 m shorterA 18.44-metre flagship featuring a bulb keel and dual rudders for high-speed, stable long-distance cruising
Oyster Yachts 56518.09 mSame hull family1.9 m shorterA Humphreys-designed bluewater cruiser featuring a high-performance fractional rig, dual rudders, and a bulb keel
Cnb 6620.61 mSame hull family0.6 m longerA Philippe Briand-designed cutter built for performance cruising, featuring a high sail area-to-displacement ratio

The family

Related models

The designs closest to hers — usually the rest of the builder's range, sometimes the same hull sold under another name.

Keep looking

Nothing filmed of this one yet

Two ways to keep looking — both search what the fleet has actually recorded.

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