Jomashop via eBay offers the Omega Men's Seamaster Aqua Terra Watch, model no. 231.10.39.60.06.001, for $1,649.99 with free shipping. That's the lowest total price we could find by $334. It features a stainless steel case and strap, quartz movement, scratch-resistant sapphire crystal, date window, and water resistance up to 500 feet. Deal ends October 20 at 11 am ET.