Price ? on a 92 Sport Nautique

Guys, given the below info... give me the first price that comes to mind..and what it should be worth in this market.. Have a friend looking at one, and I'm not too familiar..

92' Sport Nautique (open bow)
351 w/ 700 hrs
New skins 2 yrs ago (interior pretty nice)
Tower (sorta wierd looking/custom job)
Cd player, boat and tower speakers
Nautique trailer w/ good tires..

Thanks