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Boats / See Class Association 125

See Class Association 125

Fractional Sloop · Centerboard Dinghy · First built 1971

A two-person trapeze dinghy designed for owner building, featuring a spinnaker and a strong Australian racing circuit

Designed by Simon Grieg.

LOA
Beam
Draft (max)
Displacement
Hull type
Centerboard Dinghy
CharacterSpecsSimilar boatsFamily

Is it for you?

Character

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

TrailerableBeam 1.43 m — inside the 2.55 m no-permit tow width across most of Europe, and the 2.59 m US and Canadian limit. About 50 kg of hull, so roughly 650 kg on a trailer: check that against your own towing rating.Ramp-launchableAbout 50 kg of hull, with a keel that raises or a draft shallow enough to float off a trailer — she can go back on the trailer at the ramp, not only into the water.Shoal draftDraws 0.08 m, board up where she has one — creeks, sandbars and thin anchorages most keels have to stay out of.
CoastalCapsize 3.92Bluewater
EasygoingSA/D 71.1Powered-up

Powered-up and quick to accelerate — this one likes to sail.

  • Lighter than ~88% of boats her size on file
  • Draws less than ~93% of boats her size on file

Compared with 323 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
Fractional Sloop
Ratios
SA / displacement
71.1
Capsize screening
3.92
Hull
Hull type
Centerboard Dinghy
Construction
Plywood
Production
Years built
First built 1971
Units built
3100
Designer
Simon Grieg
Builder
See Class Association, Formula Sailcraft

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.

Topper International Topper3.40 mSame hull family0.4 m shorterAn Ian Proctor-designed polypropylene dinghy featuring an unstayed cat rig and three versatile sail-area configurations
Isle of Dogs Sea Cadets race at London Regatta May 25 in blustery conditions,from City Sailing
Ilca 7 (Laser-International)4.23 mSame hull family0.4 m longerA Bruce Kirby-designed Olympic class dinghy featuring a simple unstayed cat rig and a lightweight, high-performance hull
Theodor Middelthon: An "ILCA Viking" on a steady course for the world summit18:40from SEILmagasinet
Alcort Sunfish4.24 mSame hull family0.4 m longerWith a high sail-area-to-displacement ratio of 47.02, this nimble 4.24-meter dinghy remains a benchmark for simple
From Living in Nigeria to Living on a Yacht, My Storyfrom The Sailing Doodles Podcast
Spindrift 134.06 mSame hull family0.3 m longerA Hubert Vandestadt-designed centerboard dinghy with a high sail-area-to-displacement ratio for lively, responsive sailing
Our Boat Got Stolen 😡… So We Built a New One (in just ONE Week)from WhiteSpotPirates
CL Sailboats 144.32 mSame hull family0.5 m longerA 109-kilogram fractional sloop built since 1980, offering a high sail-area-to-displacement ratio for lively handling
Sailing Is Way Scarier Than You Think - Ep 353 - Lady K Sailing6:44from Lady K Sailing
Fairey Marine Firefly3.66 mSame hull family0.2 m shorterThe 1948 Olympic single-handed class, this Uffa Fox design was the first sailboat ever produced by Fairey Marine
John Lee Cotton: 91 years old and 75 years at sea0:54from SEILmagasinet

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.

Various 470An Olympic-class two-person trapeze dinghy sailed in over 60 countries since its 1963 debutVarious 420An enduring international racing class designed in 1959, widely produced as a versatile fractional-rigged dinghyFlying ElevenA high-performance fractional skiff designed for junior racers, maintaining active national fleets of over 100 boatsInternational 12 Foot DinghyA George Cockshott-designed Olympic class dinghy from 1913 that remains actively raced across Europe and Scandinavia

Keep looking

Nothing filmed of this one yet

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

Search the fleet for boats like thisAsk the fleet about the See Class Association 125

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