This is the Momentum M-Ocean Men&';s Dive Watch with Diver Strap OR Steel Bracelet Features: 200 meter tested 3-5 year battery life Available with natural rubber Dive strap OR Stainless Steel Bracelet The new M-Ocean. For men who prefer an understated watch, in a more traditional, mid-size. Big performance for a smaller wrist, with a 200M rated, solid steel case and ultra-reliable, screw-down crown. The luminous dial/hands make it easy to read, day or night. The long-life battery delivers up to 5 years between battery changes.