Ashford offers the Hamilton Men's Khaki Navy Sub Automatic Watch, model no. H78615335, for $709.90. Coupon code "AFFKHAKI488" drops it to $488. With free shipping, that's the lowest total price we could find by $222. It features a stainless steel case, rubber strap, diver's bezel, Swiss automatic movement, sapphire crystal, and water resistance to 990 feet. Deal ends May 2.