Mens Momentum M1 - The Momentum M1 is a powerful and versatile new sports watch from St. Moritz Watch Corp., a leader in specialty dive and water sports watches. Made of tough ?316L? stainless steel, it has a unidirectional ratchet bezel and waterproof screw-down crown. The dial features a Blackout Superluminous display for crisp legibility, even in the dark. Its a unique combination of quality, function and style.