Beta Marine

Beta Marine

Sailboat Specifications

Hull Type: Fin Keel
Rigging Type: Masthead Sloop
LOA: 28.25 ft
LWL: 22.75 ft
Beam: 9.92 ft
Displacement: 7,000.00 lb
Ballast: 2,800.00 lb
Max Draft: 5.00 ft
Construction: FG
First Built: 1978
# Built: 137
Builder: Seamaster Ltd. (UK)
Designer: Holman & Pye

KLSC Leaderboard

KLSC Leaderboard

Auxiliary Power/Tanks (orig. equip.)

Make: Volvo Penta
Type: Diesel

Sailboat Calculations

Bal. / Displ.: 40.00
Disp: / Len: 265.40
Comfort Ratio: 20.87
Capsize Screening Formula: 2.08
Hull Speed: 6.39 kn
Pounds/Inch Immersion: 806.38 pounds/inch

calculation mobile

2 nd ad half width

3rd ad full width

Sailboat Links

Designers: Kim Holman
Builders: Seamaster Ltd. (UK)
Download Boat Record:


Previously known as the SEAMASTER 28 SAILER and the SEAMASTER 880 SAILER. 153 were built and 137 were called SEAMASTER 925s.