It has a fractional sloop rig, a plumb stem with a bowsprit, a vertical transom, a transom-hung rudder controlled by a tiller or optional wheel and a fixed wing keel.
[1][2] The boat is normally fitted with a small 6 to 8 hp (4 to 6 kW) outboard motor or optional inboard Yanmar diesel engine for docking and maneuvering.
The galley is located on the starboard side just forward of the companionway ladder and is equipped with a single-burner stove and a sink.
[2] In a 2010 review Steve Henkel wrote, "the Seaward 23 ... is a transformed version of the 22 ... though with the same waterline and the same basic hull structure.
If you’re attracted to the advantages offered by trailerable sailboats, the Seaward 23 is a practical choice that is light enough to be pulled by a full size vehicle or small pickup and available with an inboard diesel engine not typical on this type of boat.