Yes you should be able to pickup a 12v LED indicator light, or 12v any type of light and wire it in parallel with the buzzer under your dash.
For some more industrial style...
http://www.kele.com/panel-fabrication/pilot-lights-and-selector-switches.aspx
otherwise iboats has lots of different 12v light options! Great selection!
http://www.iboats.com/Marine-Indica...5343796--session_id.252724997--view_id.216654