Invicta Men's 5746 Force Collection Titanium Chronograph Watch Precise and high-quality Swiss-quartz movement Sapphire Coated Titanium crystal; stainless steel case Back; titanium band Chronograph functions with 60 Second and 30 Minute Sub-dials; day and date function Luminous hands and hour Markers; black dial; unidirectional bezel; tachymeter Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving