Seamaster 820

The Seamaster 820 was produced in 1979 just as Seamaster was suffering a falling market. The craft ceased production in 1981 but in this time nearly 100 boats has been constructed. Latterly other boat builders used the hull mould, namely Carrington Marine which fitted the New Seamaster 820 at Crosshall Marine at St. Neots and Boat Scene who in conjunction with L.H.Jones of St. Ives produced the Duchess 9 Metre This deep V hull with hard chines is suitable for river and coastal cruising. The accommodation is open plan with 2 single berths in the bow and an L shaped dinette area that converts to a double berth. The galley and toilet compartment are opposite the dinette area. The cockpit has an open backed wheelhouse with helmsman seats and full width bench seating across the stern Various engine options were available with either inboard petrol or diesels or the outdrive version.


  • Length: 26’10
  • Beam: 10’2”
  • Draught: 2’4”