Invicta Men's Air Legend 7166 Precise and high-quality Swiss-quartz movement Scratch-resistant sapphire crystal; brushed and polished stainless steel case and bracelet Chronograph functions with 60 second, 30 minute and 1/10 of a second sub dials; date function Black dial; luminous hands, silver tone hour markers; red sub-dial hands Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving