The Marathon WW194006 USMC is a high quality, purpose built military watch. This is designed for use on Search and Rescue (SAR) missions by divers and is issued to the United States Marine Corps.
This watch is commonly known as the Marathon GSAR (Government Search and Rescue) military watch.
Divers watches are often sought after for their style rather than whether or not they’re water resistant. There are many ‘diver’s watches’ on the market that are simply not built for scuba diving.
Seiko has always punched well above its weight in terms of looks and value. The Seiko Men’s SKX007 is an affordable divers watch suitable for recreational scuba diving, as well as water activities in general.