The Watchery via eBay offers the Invicta Men's Pro Diver Multi-Function Stainless Steel Watch, model no. 18517, for $49.99 with free shipping. (World of Watches charges the same.) That's $15 under our September mention and the lowest total price we could find by $15. It features a stainless steel band, Chinese quartz movement, and water resistance to 655 feet.

Update: The eBay offer has ended; however, World of Watches still offers this watch for $49.99 with free shipping.