Invicta Men's 7231 Signature Collection Ocean Ghost Racing Sport Chronograph Watch Precise, high-quality Japanese-quartz movement Scratch-resistant sapphire crystal; brushed and textured black ion plated and stainless steel case and bracelet Chronograph functions with 60 second, 60 minute and 24 hour sub dials; date function Silver dial; luminous hands; black sub dials with red hands; tachymeter Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving