The Hallberg-Rassy Monsun 31 is a Swedish sailboat designed by Olle Enderlein in GRP and built between 1974 and 1982.
The yacht is known for its traditional long keel, high build quality and sleek lines as a blue water cruiser.
It is the best selling Hallberg-Rassy sailing boat to date with 904 hulls built.
[1][2][3] The Monsun is a Bermudan rigged masthead sloop with an aft cockpit and a mahogany interior.
Kurt Björklund did three and a half circumnavigations of the planet on his Monsun, 'Golden Lady', before retiring it in the Råå museum in Scania, Sweden.