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Masthead Sloop · Fin with rudder on skeg · 1968–1970
A 1968 Quarter Ton Cup podium finisher, this versatile masthead sloop saw 800 hulls produced over a short three-year run
Designed by Michel Bigoin & Daniel Duvergie, built by CNSO.
Is it for you?
Where this design lands on the numbers a shopper trusts — read straight from her own ratios.
A balanced, easily-driven cruiser — comfortable and forgiving for coastal work.
The record
The complete reference set — tap any figure to switch between metric and imperial.
Boats like this, on the water
Comparable boats the fleet has actually sailed on camera: same type, within a quarter of her length. Open the boat, or watch the video.
Sailing Insights: Knut Chr. Hallan, the man who taught Øystein Sunde how to sail
How He Survived a Tropical Storm at Sea
The family
Nearby designs by size, type, and era — worth a look alongside her.
The newsletter
One email from the fleet — boats newly added, videos newly analysed. No noise.
My Honest Advice for New Sailors (It’s Not What You Think)
Zero Dollar Cruising Dream | Halcyon 23
Living on a BOAT