Invicta Men's 5284 Akula Collection Chronograph Watch Precise and high-quality Swiss-quartz movement Sapphire crystal; brushed stainless steel case; white leather strap Chronograph functions with 60 second, 30 minute and 1/10 of a second sub dials; date function White dial, luminous hands and hour markers Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving