Invicta Men's 4141 II Collection Two-Tone Multi-Function Watch Precise Swiss-Quartz movement Sapphire crystal Case diameter: 48 mm Two-tone-stainless-steel case; White-mother-of-pearl-dial dial; Date-day-month-and-moon-phase functions Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving