Amazon has the Invicta Women's Pro Diver Watch for $72 with free shipping. List price: $195. It features a stainless steel case and band, mineral crystal, Japanese quartz movement, and water resistance to 660 feet.
Has good Amazon Reviews.
eBay has the Casio Men's G-Shock Solar Multi-Band Watch (GWF1000-1) for
$350 with free shipping. Features stainless steel casing, solar quartz movement, tide & moon data, and water resistance to 656 feet.